Answer:
5/12p
Step-by-step explanation:
5p/3q÷4p^2/q
or,5p/3q× q/4p^2
or,5/3×1/4p
or,5/12p
Five years ago, Diane secured a bank loan of $340,000 to help finance the purchase of a loft in the San Francisco Bay area. The term of the mortgage was 30 has now dropped to 3.5% /year compounded monthly, Diane is thinking of refinancing her property. (Round your answers to the nearest cent.) (a) What is Diane's current monthly mortgage payment? $ (b) What is Diane's current outstanding principal? $ (c) If Diane decides to refinance her property by securing a 30-year home mortgage loan in the amount of the current outstanding principal at the $ (d) How much less will Diane's monthly mortgage payment be if she refinances?
Diane's current monthly mortgage payment is $1,525.61, and her current outstanding principal is $302,200.63. If Diane decides to refinance, she can secure a loan of $302,200.63, and her monthly mortgage payment will be approximately $1,272.02, which is $253.59 less than her current payment.
(a) Diane's current monthly mortgage payment can be calculated using the loan amount, interest rate, and loan term. Using the formula for calculating the monthly mortgage payment, we can determine that her current monthly payment is $1,525.61.
(b) To find Diane's current outstanding principal, we need to consider the number of payments made and the remaining term of the mortgage. Since Diane took the loan five years ago with a 30-year term, the remaining term is 25 years or 300 months. We can use the loan balance formula to calculate the outstanding principal, which is $302,200.63.
(c) If Diane decides to refinance her property by securing a 30-year home mortgage loan in the amount of the current outstanding principal, she would take out a loan of $302,200.63.
(d) To calculate how much less Diane's monthly mortgage payment will be if she refinances, we need to compare the current monthly payment with the new payment. Assuming Diane can secure a new loan with a lower interest rate, let's say 3% compounded monthly, the new monthly payment would be $1,272.02. Therefore, if Diane refinances, her monthly mortgage payment would be approximately $253.59 less than her current payment.
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What does x equal?
2(3x - 2) = 20
Answer:
4
Step-by-step explanation:
2(3x-2)=20
3x-2=10
3x=12
x=4
Answer:
x=4
Step-by-step explanation:
A local doctor’s office logged the number of patients seen in one day by the doctor for ten days. Find the mean, median, range, and midrange of the number of patients seen in ten days.
27, 31, 27, 35, 35, 25, 28, 35, 33, 24
Calculate the mean, median, range, and midrange of the number of patients seen in ten days.
Answer:
Step-by-step explanation:
Medium is 28
Mean is 29
Range is 11
Midrange is 29.5
a person eating at a cafeteria must choose 3 of 19 vegetable on offer. calculate the number of elements in the sample space for this experiment
The number of elements in the sample space for this experiment is 969.
If a person eating at a cafeteria must choose 3 of 19 vegetables on offer, we can calculate the number of elements in the sample space, or the total number of possible outcomes, using the formula for combinations:
nCr = n! / [r!(n - r)!]
where n is the total number of items in the set and r is the number of items being chosen.
In this case, we have 19 vegetables and we want to choose 3 of them, so we can plug in n = 19 and r = 3:
19C3 = 19! / [3!(19 - 3)!]
= 19! / (3!)(16!)
= 969
Therefore, there are 969 possible combinations of 3 vegetables that a person can choose from a selection of 19 vegetables.
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What if that length cannot be broken equally into ⅜ s? How do we deal with the remainder?
A sweatshirt costs $48 at Hollister. The sales tax rate is 7%. How much will it cost to buy the sweatshirt?
Answer:
$ 51.36
Step-by-step explanation:
To find the sales tax multiply the tax rate by the cost of the product and then add to the cost.
Sales tax = tax rate * cost price
= 7% * 48
= 0.07 * 48
= $ 3.36
Cost price = cost of product + sales tax
= 48 + 3.36
= $ 51.36
the administration team compiled test results for those who had been tested for strep throat in a random sample of 400 sick patients who had been tested. the following relative frequency table shows the data. positive negative total has the flu 54% 6% 60% does not have the flu 8% 32% 40% total 62% 38% 100% based on the data, what is the ratio of false positives to true positives? 6 over 32 8 over 6 8 over 54
The ratio of false positives to true positives is 8 over 54.
According to the Question
Results of a strep throat test performed on a sample of 400 ill people are displayed in the table's data. People who have the flu and those who don't are separated into two categories. The patients are then separated into groups based on whether they tested positive or negative for strep throat within each of these categories.
We must first define what a true positive and a false positive are in order to calculate the ratio of false positives to true positives. A patient who tests positive for strep throat but does not actually have the illness is said to have a false positive. The 8% of patients in this instance who tested positive for strep throat but did not have the flu would fall under that category. A patient who tests positive for strep throat and truly has the illness is said to have a true positive. That would be the 54% of patients who tested positive for both the flu and strep throat in this instance.
We divide the percentage of false positives (8%) by the percentage of true positives (54%), which gives us the ratio of false positives to true positives.
As a result, the ratio becomes 8% / 54%, or 8/54.
It's critical to remember that this ratio is dependent on the sample and test performed and may not be the same for different populations or testing methodologies.
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Answer both for brainiest, 40 points, and thanks with 5 stars
Answer:
17) #1 = 5
#2 = 49
18) Median= 50.5
Range = 88
Step-by-step explanation:
17) #1 - There are 5 3’s on the leaf side.
#2 - The number that is shown the most times is 49
18) There are 30 numbers in the stem and leaf plot, so the median falls between numbers 15 and 16. In this plot, those numbers are 50 and 51. So the median is 50.5.
The data ranges from 10 to 98. 98-10=88
4. An expression is shown.
2 (a + b)-C
Select all the descriptions that apply to each part of the expression.
Here all three are the factor. {a+b} will be the sum and 1/2 is the term
Hopefully i am right
All the best !!
If 5x - 2y = 6 and 3x + 2y = 10, then find x
Answer:
x=2
Step-by-step explanation:
After solving with substitution, you would know x = 2
Step-by-step explanation:
\(\textsf{\large{\underline{Solution}:}}\)
Given Equations:→ 5x - 2y = 6 ----- (i)
→ 3x + 2y = 10 ---- (ii)
Adding (i) and (ii), we get:
→ 8x = 16
→ x = 16/8
→ x = 2
Substituting the value of x in (i), we get:
→ 5 × 2 - 2y = 6
→ -2y = 6 - 10
→ -2y = -4
→ y = -4/-2
→ y = 2
Therefore:
→ (x, y) = (2, 2) (Answer)
\(\textsf{\large{\underline{Verification}:}}\)
Put x = 2 and y = 2 in second equation, the LHS becomes:
= 5 × 2 - 2 × 2
= 10 - 4
= 6
= RHS
Put x = 2 and y = 2 in second equation, the LHS becomes:
= 3 × 2 + 2 × 2
= 6 + 4
= 10
= RHS
Hence, our answer is correct (Verified)
Hope this helps!!
Which graph best represents the equation y = –2x – 2?
Answer:
D
Step-by-step explanation:
The graph has a negative slope, which eliminates B and C. It intersects the y-axis at (0, -2), which is the point that D intersects. A intersects (0, 2).
What is the answer?
A?
B?
C?
D?
Answer:B or C
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
The random variable x is the number of occurrences of an event over an interval of ten minutes. It can be assumed that the probability of an occurrence is the same in any two time periods of an equal length. It is known that the mean number of occurrences in ten minutes is 5.
Question: The probability that there are 8 occurrences in ten minutes is
A) 0.0652
B) 0.9319
C) 0.0771
D) 0.1126
Option C. which corresponds to the probability of approximately 0.0771 that there will be 8 occurrences within a period of ten minutes.
This problem follows a Poisson distribution, where the mean and variance of the distribution are equal to λ. Here, λ = 5, and we need to find the probability of having 8 occurrences in 10 minutes. The probability mass function of Poisson distribution is:
P(X = k) = (e⁽⁻λ⁾ * λᵏ) / k!
Substituting the given values, we get:
P(X = 8) = (e⁽⁻⁵⁾ * 5⁸) / 8!
P(X = 8) ≈ 0.0771
Therefore, the probability that there are 8 occurrences in ten minutes is approximately 0.0771, which corresponds to option C.
This problem follows a Poisson distribution, where the mean and variance of the distribution are equal to λ. Here, λ = 5, and we need to find the probability of having 8 occurrences in 10 minutes. The probability mass function of Poisson distribution is:
P(X = k) = (e⁽⁻λ⁾ * λᵏ) / k!
Substituting the given values, we get:
P(X = 8) = (e⁽⁻⁵⁾ * 5⁸) / 8!
P(X = 8) ≈ 0.0771
Therefore, the probability that there are 8 occurrences in ten minutes is approximately 0.0771, which corresponds to option C.
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Explain why:
2⁴ = 16.
Answer:
Well, 2 to the 4th power is just: 2 x 2 x 2 x 2 which when multiplied, you get 16.
Step-by-step explanation:
Say you multiply the first two 2's, you get 4, then you multiply the last two 2's,
You're left with 4x4 which is equal to 16.
Solve for p.
7/p = 8/9
Answer:
Exact Form:
p=63/8
Decimal Form:
p=7.875
Mixed Number Form:
p=7 7/8
Hope this helps :-)
Solve the following quadratic by completing the square. (Hint: It won't factor) x2-10x+5=0
\(5+2\sqrt{5} , 5-2\sqrt{5}\) Answer: 5±2\(\sqrt{5}\)
Step-by-step explanation:
x2 -10x=5=0
x2-10x+25=-5+25
(x-5)(x-5)=20
\((x-5)^{2} =\sqrt{20}\)
\(\sqrt{x-5}=\sqrt{20}\)
x-5=±\(\sqrt{20\)
x=5±\(\sqrt{5*4\)
x=5±2\(\sqrt{5}\)
A company did a quality check on all the packs of trail mix it manufactured. each pack of trail mix is targeted to weigh 9.25 oz. a pack must weigh within 0.23 oz of the target weight to be accepted. what is the range of rejected masses, ×, for the manufactured trail mixes? (1 point) 0 x<9.02 or x> 9.48 because lx - 9.251 > 0.23 o x<9.25 or x > 9,48 because ix - 0.231 9.25 > 0 0 x€ 9.02 or x> 9.48 because ix - 0.231 9.25 > 0 o x< 9.25 or x> 9.48 because ix - 9.25| > 0.23
Rejected masses x are those that weigh less than 9.02 oz or more than 9.48 oz.
What is the range?In mathematics, the range of a function can refer to one of two notions that are closely related.The function's codomain, the function's visual representation.A binary relation f between two sets X and Y is a function if for every x in X there is exactly one y in Y such that f relates x to y.To find the rejected masses:
If each pack of trail mixes is supposed to weigh 9.25 oz and must be within 0.23 oz of that weight to be accepted, then rejected masses x are those that weigh less than 9.02 oz or more than 9.48 oz.Therefore, rejected masses x are those that weigh less than 9.02 oz or more than 9.48 oz.
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The correct question is given below:
A company did a quality check on all the packs of trail mix it manufactured. each pack of trail mix is targeted to weigh 9.25 oz. a pack must weigh within 0.23 oz of the target weight to be accepted. what is the range of rejected masses, ×, for the manufactured trail mixes?
Recording sheet for Activity: Which inference method will you use? We're considering the '15-'16 regular season game data as a sample of games the Golden State Warrior (GSW) basketball team might have played against other NBA opponents in that or future seasons Most key variables for this activity have to do with free throws: number attempted (FTA) and number successfully made (FT) for GSW and those for their opponents (OppFTA and OppFT). Free throws are shots awarded to a team for certain infractions (fouls) made by its opponent (hence they are also called foul shots). Free throws are taken at a set distance (15 feet) from the basket with no opponent allowed to defend shot. Put the letter corresponding to each scenario in the appropriate box to indicate what inference procedure it is. Inference for: Hypothesis test Confidence Interval One mean, u (simulation type: BT or RND ; distribution type: z ort) One proportion, p (simulation type: BT or RND ; distribution type: z ort) Difference in proportions from two separate samples, M1-M2 (simulation type: BT or RND ; distribution type: z ort) Paired means, HD (simulation type: BT or RND; distribution type: z ort) Difference in proportions from two samples, P1-P2 (simulation type: BT or RND ; distribution type: z ort) A. What's an average number of free throws for the Warriors to attempt during a game? C. Do the Warriors make more free throws (on average) during games at home than on the road? E. What proportion of free throw attempts do the Warrior players make? G. How much better (or worse) are the Warriors at making free throw attempts compared to their opponents? I. Is the mean number of free throw attempts awarded to the Warriors during their games different from the mean number attempted by their opponents? K. (Challenge) On average, is the point spread when GSWarriors win larger than the point spread when they lose? B. Is the proportion of free throws made by the Warriors different between games they play at home and those they play on the road? D. Over the past 10 years, NBA teams have averaged close to 25 free throw attempts per game. Treating this as the population mean, is the mean number of free throw attempts by the Warriors much different? F. How many more (or fewer) free throw attempts do the Warriors take on average) for home games compared to road games? H. Players in the NBA as a whole make about 75.6% of their free throws. Is the proportion made by the Warriors different from this? J. How does the average number of free throws made (per game) by the Warriors compare to their opponents? L. (Extra) On average, what is the point spread in GS Warrior games? (where "+" means they won; "-"means they lost)
The inference procedure for each is give below-
A. The inference procedure: Confidence Interval - One mean, μ.
C. The inference procedure: Hypothesis test - Difference in proportions from two samples, P1-P2.
E. The inference procedure: Confidence Interval - One proportion, p.
G. The inference procedure: Confidence Interval - Difference in proportions from two separate samples, M1-M2
I. The Inference procedure: Hypothesis test - Difference in means from two independent samples.
K. The Inference procedure: Hypothesis test - Paired means, HD.
B. The Inference procedure: Hypothesis test - Difference in proportions from two samples, P1-P2.
D. The Inference procedure: Hypothesis test - One mean, μ.
F. Inference procedure: Confidence Interval - Paired means, HD.
H. Inference procedure: Hypothesis test - One proportion, p.
J. Inference procedure: Confidence Interval - Difference in means from two independent samples.
L. It doesn't directly involve inference.
Now we have-
A. What's the average number of free throws for the Warriors to attempt during a game?
Distribution type: z
C. Do the Warriors make more free throws (on average) during games at home than on the road?
Simulation type: BT (bootstrap)
Distribution type: z
E. What proportion of free throw attempts do the Warrior players make?
Simulation type: BT (bootstrap)
Distribution type: z
G. How much better (or worse) are the Warriors at making free throw attempts compared to their opponents?
Simulation type: BT (bootstrap)
Distribution type: z
I. Is the mean number of free throw attempts awarded to the Warriors during their games different from the mean number attempted by their opponents?
Distribution type: z
K. (Challenge) On average, is the point spread when GSWarriors win larger than the point spread when they lose?
Simulation type: BT (bootstrap)
Distribution type: z
B. Is the proportion of free throws made by the Warriors different between games they play at home and those they play on the road?
Simulation type: BT (bootstrap)
Distribution type: z
D. Over the past 10 years, NBA teams have averaged close to 25 free throw attempts per game. Treating this as the population mean, is the mean number of free throw attempts by the Warriors much different?
Simulation type: BT (bootstrap)
Distribution type: z
F. How many more (or fewer) free throw attempts do the Warriors take on average for home games compared to road games?
Simulation type: BT (bootstrap)
Distribution type: z
H. Players in the NBA as a whole make about 75.6% of their free throws. Is the proportion made by the Warriors different from this?
Simulation type: BT (bootstrap)
Distribution type: z
J. How does the average number of free throws made (per game) by the Warriors compare to their opponents?
Distribution type: z
L. (Extra) On average, what is the point spread in GS Warrior games? (where "+" means they won; "-"means they lost)
This case doesn't directly involve inference. As it requires calculating the average point spread, but it doesn't involve making statistical inferences about a population parameter.
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when you do partition, you only have to compare the median of medians with elements that you do not already know how they compare. how many such elements need to be compared to the median of medians.
When using the partition algorithm, the goal is to divide a set of elements into two subsets based on a chosen pivot element. This pivot element is typically chosen as the median of the set or a close approximation to it.
To find the median of the set, we first divide it into groups of 5 (or any other fixed number). We then find the median of each group, which will give us a set of medians. We can then recursively find the median of this set of medians, which will give us an approximate median for the entire set.
Once we have the pivot element, we can compare it to each element in the set and divide them into two subsets based on whether they are greater or less than the pivot element. However, we do not need to compare the pivot element to every element in the set.
We only need to compare the pivot element to the elements that we do not already know how they compare. These are the elements that are in different subsets than the pivot element.
For example, if the pivot element is greater than a certain element, we know that this element is in the subset that contains elements less than the pivot. Therefore, we do not need to compare the pivot element to this element.
In general, we only need to compare the pivot element to approximately half of the elements in the set. This is because each comparison will divide the set into two subsets, one of which we already know the relationship to the pivot element.
In conclusion, when using the partition algorithm, we only need to compare the median of medians to approximately half of the elements in the set, those that we do not already know how they compare.
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What is the decimal multiplier to decrease by 2.7%?
Answer:
2.7% as a decimal, is 0.027. And, 0.0027 as a fraction, is 27/1000.
Distributive property
Do not solve
Rewrite each expression using distributive property.
6(1+5)=
Answer:
6 + 30
Step-by-step explanation:
6(1+5)
6 + 30
= 36
List 2 ways that will not prove two triangles are congruent
Answer:
first way: 2 Angles and one side
second way: 2 sides and one angle
Answer:
Step-by-step explanation:
congruent triangles
how to tell if triangles are congruent using SSS, SAS, ASA, and AAS rules
why AAA and SSA do not work as congruence shortcuts
the Hypotenuse Leg Rule for right triangles
how to use CPCTC (corresponding parts of congruent triangles are congruent)
Select all the expressions that are equivalent to 16x - 12 - 24x + 4
1) 4 + 16x - 12(1 + 2x)
2) 40x - 16
3) 16x - 24x - 4 + 12
4) -8x - 8
Answer:
(1) and (4)
Step-by-step explanation:
4 + 16x - 12(1 + 2x) = 4 + 16x - 12 - 24x
4 + 16x - 12 - 24x = 16x - 12 - 24x + 4
- 24x + 16x = -8x
- 12 + 4 = -8
Which creates -8x - 8
Estimate the cube root of 15
Since 15 can be expressed as 3 × 5. Therefore, the cube root of 15 = ∛(3 × 5) = 2.4662.
Answer:
15 is not a perfect cube.
Step-by-step explanation:
Cube root of 15 is 2.466
On a television game show, a contestant is given five tries to guess the winning prize behind three curtains. The prize changes after every guess. Find the expected number of correct guesses a contestant will have. Show all work to find your answerand round to three decimal places.
The expected number of correct guesses a contestant will have is 1.4.
We can use the formula for the expected value of a discrete random variable:
E(X) = Σx P(X=x)
where X is the number of correct guesses and P(X=x) is the probability of getting x correct guesses.
Since there are three curtains and the prize changes after every guess, the probability of guessing correctly on any given try is 1/3. Therefore, the probability of getting x correct guesses out of 5 tries is given by the binomial distribution:
P(X=x) = (5 choose x) (1/3)^x (2/3)^(5-x)
Using this formula, we can calculate the probability of getting each possible number of correct guesses:
P(X=0) = (5 choose 0) (1/3)^0 (2/3)^5 = 0.1317
P(X=1) = (5 choose 1) (1/3)^1 (2/3)^4 = 0.3931
P(X=2) = (5 choose 2) (1/3)^2 (2/3)^3 = 0.3285
P(X=3) = (5 choose 3) (1/3)^3 (2/3)^2 = 0.1314
P(X=4) = (5 choose 4) (1/3)^4 (2/3)^1 = 0.0154
P(X=5) = (5 choose 5) (1/3)^5 (2/3)^0 = 0.0001
Now we can use the formula for the expected value:
E(X) = Σx P(X=x) = 0(0.1317) + 1(0.3931) + 2(0.3285) + 3(0.1314) + 4(0.0154) + 5(0.0001) = 1.4
Therefore, the expected number of correct guesses a contestant will have is 1.4, rounded to three decimal places.
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A grocer can buy strawberries for $1.38 per pound. What is the constant of proportionality?
It means that the grocer has to pay $1.38 for each pound of strawberries. So the constant of proportionality for this scenario is $1.38
What is proportionality?Proportionality is a mathematical relationship between two variables, where the ratio of one variable to the other is always the same, regardless of the values of the variables. The variables are said to be in proportion if there is a constant of proportionality "k" such that one variable is equal to "k" times the other variable. In other words, if y is proportional to x, the relationship is represented by an equation of the form y = kx, where "k" is the constant of proportionality.
What is constant?A constant is a value that does not change. In mathematical terms, it refers to a value in an equation that remains the same and does not depend on the variables. For example, in the equation y = kx, "k" is a constant. It is a fixed numerical value that relates two variables in a proportionality relationship. Constants can be represented by a number, a letter or a symbol.
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nolan is taking a multiple choice test his grade is given by the equation y=70-2x where y represents his final score and x represents the number of questions he got wrong . waht could the number 70 represents in the equation?
Answer:
70 could represent the total number of points nolan can earn on the test
Step-by-step explanation:
Una escalera de 10 metros de longitud esta apoyada sobre la pared. El pie de la escalera dista 6 metros de la pared. ¿ que altura alcanza la escalera sobre la pared?
Answer:
The height reached by the ladder is 8 m.
Step-by-step explanation:
A 10 meter long ladder is leaning against the wall. The foot of the ladder is 6 meters from the wall. What height reaches the ladder on the wall?
Length of ladder, L = 10 m
foot of ladder, D = 6 m
Let the height reached is H.
\(L^2 = D^2 + H^2\\\\10^2 = 6^2 + H^2\\\\100 - 36 = H^2\\\\H = 8 m\)
Please help fill in this chart
The point where marginal cost equals $15 is at the production of the 7th pizza. Therefore, the firm should produce 7 pizzas.
What is the firm's shut-down price?The firm's shut-down price is the price at which the firm is indifferent between producing and shutting down.
Using the table provided, we can calculate the missing values:
Variable Cost:
For 0 pizzas, the variable cost is $0.
For 1 pizza, the variable cost is $10.
For 2 pizzas, the variable cost is $12.
For 3 pizzas, the variable cost is $2.
For 4 pizzas, the variable cost is $1.
For 5 pizzas, the variable cost is $2.
For 6 pizzas, the variable cost is $3.
For 7 pizzas, the variable cost is $13.
For 8 pizzas, the variable cost is $16.
For 9 pizzas, the variable cost is $3.
For 10 pizzas, the variable cost is $6.
For 11 pizzas, the variable cost is $4.
Total Cost: To calculate the total cost, we simply add the variable cost and the fixed cost for each level of output. The fixed cost is not given in the table, so we cannot calculate the total cost.
Average Variable Cost:
To calculate the average variable cost, we divide the variable cost by the level of output. For example, the average variable cost for 1 pizza is $10/1 = $10.
Average Fixed Cost:To calculate the average fixed cost, we divide the fixed cost by the level of output.
Average Total Cost: To calculate the average total cost, we add the average variable cost and the average fixed cost. The firm should produce pizzas up to the point where marginal cost equals marginal revenue.
This is the point where the firm maximizes its profit. From the table, we can see that the marginal cost is increasing as output increases, while the marginal revenue remains constant at $15.
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if someone knows how to do this please help !
h = 15
just plug in the numbers for the corresponding letters and then solve to get h by itself