Answer:
(8,4)
Step-by-step Explanation:
Answer:
4√5
Step-by-step explanation:
The total cost of a gym
membership is $29 per month
plus a one-time fee of $50.
Write an equation that
represents the total cost, c, in
terms of months.
If I paid $920 in gym fees, then how many months was I a member at
this gym?
Process:
Answer:
y=29x+50; 30 months
Step-by-step explanation:
$920-50=870
870/29=30
Answer:
c=29m+50
30 months
Step-by-step explanation:
If you pay $29 per month, (using m as the variable), the equation would be 29m. Since there is a one-time fee of $50, we add that once. Your equation is c=29m+50. (Assuming the variable for months is m)
If you paid 920$ dollars, first we need to subtract your $50 one time fee. 920-50=870. Since you paid $29 per month, divide 870 by 29. The answer is 30. This means you were a member of the gym for 30 months.
what is the 52nd term in this arithmetic sequence 5,9,13
Which is the best example of a scientific discovery resulting from new technology?
the discovery that elements can be grouped in a table on the basis of their properties
the discovery of atomic structure which led to the development of an electron microscope
the discovery of the structure of DNA, which occurred as the result of an X-ray image of a DNA molecule
the discovery that plant pigments can be separated and identified by using paper and a solvent
Determine whether this table represents a probability distribution.xP(x)00.0510.120.330.55Yes, it is a probability distributionNo, it is not a probability distribution
Recall that to determine if a table represents a probability distribution, the sum of the probabilities must add up to 1, and all the probabilities have to be positive numbers less or equal to 1.
Now, notice that:
\(0.05+0.1+0.3+0.55=1.\)From the table, we notice that all the given probabilities are positive numbers between 0 and 1. Therefore, we can conclude that the given table represents a probability distribution.
Answer:Yes, it is a probability distribution.
A decorative trim will be placed around the base of a cake that has a radius of 3. 5 inches. If the baker charges $0. 75 for each inch of trim, how much would it cost to trim the base of the entire cake? Round the the nearest cent
To determine the cost of trimming the base of the entire cake, we need to calculate the circumference of the base and then multiply it by the cost per inch of trim. Answer : $16.46
The circumference of a circle can be calculated using the formula 2πr, where r is the radius of the circle. In this case, the radius is 3.5 inches. Therefore, the circumference of the base is 2π(3.5) = 7π inches.
Next, we multiply the circumference by the cost per inch of trim, which is $0.75.
Cost = 7π inches * $0.75/inch
To get the cost rounded to the nearest cent, we can calculate the value using the approximation of π as 3.14.
Cost = 7 * 3.14 * $0.75 ≈ $16.46
Therefore, it would cost approximately $16.46 to trim the base of the entire cake.
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Write 0.65% as a fraction in simplest form.
Answer:
13/20
Step-by-step explanation:
Answer: It end in the hundredth place, so you have to write 65/100
65/100 simplifies to 13/20.
Step-by-step explanation: hope this helps
Assume that on a camping trip, the probability of being attacked by a bear is P = 0.25 x 106. If a camper goes camping 20 times a year, what is the probability of being attacked by a bear within the next 20 years? (Assume that the trips are independent.) [4 marks]
The probability of being attacked by a bear within the next 20 years is approximately 0.00494.
To calculate the probability of being attacked by a bear within the next 20 years, we can use the concept of independent events.
Given that the probability of being attacked by a bear on a single camping trip is P = 0.25 x 1\(0^(^-^6^)\) (which we can represent as P = 0.25e-6), and assuming that each camping trip is independent, we can use the complement rule to calculate the probability of not being attacked on a single trip as (1 - P).
Since the trips are independent, the probability of not being attacked on any of the 20 trips is (1 - P) raised to the power of 20. Therefore, the probability of being attacked by a bear at least once within the next 20 years is equal to 1 minus the probability of not being attacked on any of the trips.
Let's calculate the probability:
P_not_attacked_on_trip = 1 - P
P_not_attacked_in_20_years = (P_not_attacked_on_trip\()^2^0\)
P_attacked_in_20_years = 1 - P_not_attacked_in_20_years
Substituting the given value for P:
P_not_attacked_on_trip = 1 - 0.25e-6
P_not_attacked_in_20_years = (1 - 0.25e-6\()^2^0\)
P_attacked_in_20_years = 1 - (1 - 0.25e-6\()^2^0\)
Now we can calculate the probability:
P = 0.25e-6
P_not_attacked_on_trip = 1 - P
P_not_attacked_in_20_years = (P_not_attacked_on_trip) ** 20
P_attacked_in_20_years = 1 - P_not_attacked_in_20_years
print("Probability of being attacked by a bear within the next 20 years:", P_attacked_in_20_years)
The probability of being attacked by a bear within the next 20 years, given the provided probability of 0.25 x 1\(0^(^-^6^)\)per trip, will be printed.
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A surveyor sees a circular planetarium through an angle that measures 60°.33 ftA circle has an unlabeled center point. From a point outside the circle, on the left, two segments extend to touch the circle, and they form an angle.The upper segment goes up and right to the top left of the circle.The lower segment goes down and right to the bottom left of the circle, at a location labeled "Door". This segment is labeled 33 ft.The angle formed between the segments is 60°.If the surveyor is 33 ft from the door, what is the diameter (in ft) of the planetarium?ft
Solution:
Given the figure below:
To evaluate the diameter of the planetarium, we have
where OD is the radius.
step 1: In the triangle OAD, identify the sides.
Thus,
\(\begin{gathered} OA\Rightarrow hypotenuse \\ AD\Rightarrow adjacent \\ OD\Rightarrow opposite \end{gathered}\)step 2: Evaluate OD, using trigonometric ratios.
From trigonometric ratios:
\(\tan\theta\text{=}\frac{opposite}{adjacent}\)In this case, θ is 30, adjacent is 33.
Thus,
\(\begin{gathered} \tan30=\frac{OD}{AD} \\ \Rightarrow\frac{\sqrt{3}}{3}=\frac{OD}{33} \\ cross-multiply, \\ OD=\frac{33\sqrt{3}}{3} \\ \Rightarrow OD=11\sqrt{3\text{ }} \end{gathered}\)step 3: Evaluate the diameter of the planetarium.
The diameter is evaluated as
\(\begin{gathered} diameter=2\times radius \\ =2\times OD \\ =2\times11\sqrt{3} \\ \Rightarrow diameter=22\sqrt{3\text{ }}\text{ } \end{gathered}\)Thus, the diameter of the planetarium, in ft, is
\(22\sqrt{3}\)Plz help and also give a step-by-step explanation
The sum of the squared deviation scores is ss = 20 for a population of n = 5 scores. what is the variance for this population?
When the sum of the squared deviation scores is SS=20 for a population n=5 scores, then the variance for this population is 4
Given,
The sum of the squared deviation scores SS= 20
Population of n= 5
Then the variance = SS/n
Substitute the values in the equation
The variance = \(\frac{20}{5}\)
=4
Hence, when the sum of the squared deviation scores is SS=20 for a population n=5 scores, then the variance for this population is 4
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The ponderal indexis a measure of the "leanness" of a person. A person who is h inches tall and weighs w pounds has a ponderal index I given by I = a. Compule the ponderal index for a person who is 76 inches tall and weighs 192 pounds: Round to the nearest hundredth. b. What is a man's weight if he is 77 inches tall and has a ponderal index of 11.56 ? Round to the nearest whole number. a. The ponderal index for a person who is 76 inches tall and weighs 192 pounds is (Round to the nearest hundredth as needed.)
The ponderal index cannot be computed without the value of the constant "a" in the formula. Therefore, the ponderal index for a person who is 76 inches tall and weighs 192 pounds cannot be determined.
To compute the ponderal index, we need the formula and the value of the constant "a."
a) The formula for the ponderal index is given as I = a, where I represents the ponderal index and a is a constant. However, the value of the constant "a" is missing in the provided information. Without knowing the value of "a," we cannot compute the ponderal index for a person who is 76 inches tall and weighs 192 pounds.
b) Similarly, without knowing the value of the constant "a," we cannot determine the weight of a man who is 77 inches tall and has a ponderal index of 11.56.
To compute the ponderal index or determine the weight, we need the specific value of the constant "a" in the given formula.
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PLEASEE HELP.!! ILL GIVE BRAINLIEST.!! *EXTRA POINTS* DONT SKIP:((
Answer:
Step-by-step explanation:
Take the two equations and equal them together (2.35 + 0.25x = 1.75 + 0.40x) 2. isolate x onto one side by canceling out (2.35 (- 1.75) + 0.25x (.25x) = 1.75 (-1.75) + 0.40x (.25x) ) 3. get what X equal (x=4) 4. plug the new value of x (4) into ONE of the equations (2.35 + 0.25(4) ) 5. get your answer (3.35)
Find the slope, if it exists. 5x - 7y = 14 Select the correct choice below and fill in any answer boxes within your choice.
A. The slope is (Type an integer or a simplified fraction.)
B. The slope is undefined.
Answer:
5/7
Step-by-step explanation:
5x-7y=14
-7y=14-5x
y=-2+5/7x
y=5/7x-2
This slope is 5/7. This is because in the standard form of a line (y=mx + b), m represents the slope. In the equation above, 5/7 is the slope.
Simplify 57 - 6^2 ÷ (2 + 1) · 4.
Answer:
57-48
Step-by-step explanation:
9
Answer: 9
Step-by-step explanation:
find the surface area of a cube having edge 1 units
Answer:
surface area = 6a^2 = 6
hence are = 6 unit.sq
What is the surface area of the right cylinder below?
Answer:
cant say you dont show
Step-by-step explanation:
id love to help but like send a picture next time
Who can help me
Find the volume of the composite solid. Round your answer to the nearest hundredth.
By Cavalieri's Principle, the volume of that slanted cylinder will be the same volume of a non-slanted cylinder with the same altitude.
so we have a cylinder with a radius of 3 and a height of 7 and a cone hitching a ride on it, with a radius of 3 and a height of 3, so let's simply get the volume of each.
\(\textit{volume of a cylinder}\\\\ V=\pi r^2 h~~ \begin{cases} r=radius\\ h=height\\[-0.5em] \hrulefill\\ h=7\\ r=3 \end{cases}\implies V=\pi (3)^2(7) \\\\[-0.35em] ~\dotfill\\\\ \textit{volume of a cone}\\\\ V=\cfrac{\pi r^2 h}{3}~~ \begin{cases} r=radius\\ h=height\\[-0.5em] \hrulefill\\ h=3\\ r=3 \end{cases}\implies V=\cfrac{\pi (3)^2(3)}{3} \\\\[-0.35em] ~\dotfill\\\\ \pi (3)^2(7)~~ + ~~\cfrac{\pi (3)^2(3)}{3}\implies 63\pi +9\pi \implies 72\pi ~~ \approx ~~ \text{\LARGE 226.19}~in^3\)
What is the mean of this data set?
The mean of this data set is ³/₅ inches as a fraction in simple form.
What is the mean?The mean refers to the average of the data set.
The average can be determined as the quotient of the total data value divided by the number of items in the data set.
The length of the first piece of ribbon = ¹/₄ inches
The length of the second piece of ribbon = 1¹/₃ inches
The length of the third piece of ribbon = ²/₃ inches
The length of the fourth piece of ribbon = ¹/₄ inches
The length of the fifth piece of ribbon = ¹/₂ inches
The total length of the five pieces of ribbon = 3 inches
The mean = ³/₅ inches (3 ÷ 5)
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PLEASE ANSWER - BRAINLY IF 2 ANSWERS - THANKS ON PROFILE TOO - 5 STAR RATING!
Answer:
b
Step-by-step explanation:
Under her cell phone plan, Avery pays a flat cost of $58.50 per month and $5 per gigabyte. She wants to keep her bill at $64.50 per month. Write and solve an equation which can be used to determine x, the number of gigabytes of data Avery can use while staying within her budget.
Answer:
x=1
Step-by-step explanation:
64.50=5x+58.50
64.50=5(1)+58.50
64.50=63.50 CORRECT
It can't be 2 because it will be over 64.50
5(2)+58.50
10+58.50
68.50 WRONG
Avery can use up to 1.2 gigabytes of data while staying within her budget of $64.50 per month.
The equation to determine the number of gigabytes of data Avery can use while staying within her budget can be written as:
$58.50 + $5x = $64.50
Where:
$58.50 represents the flat cost per month
$5x represents the cost based on the number of gigabytes used (x gigabytes)
$64.50 is the total budget she wants to stay within
To solve for x, we can subtract $58.50 from both sides of the equation:
$5x = $6.00
Then, divide both sides by $5:
x = 1.2
So, Avery can use up to 1.2 gigabytes of data while staying within her budget of $64.50 per month.
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A oil company has a large tank that holds the oil before it is distributed. Which of the following amounts of oil would fit in the tank properly?
A: 21,000
B: 30,000
C: 20,000
D: 22,000
What is the absolute value of -|-4| ?
Answer:
- 4
Step-by-step explanation:
the absolute value function always give a positive result , that is
| - a | = | a | = a
then
- | - 4 | = - | 4 | = - 4
Given the equation: -2x/x+3 - 3 = x/x+3
Complete the next line after multiplying by the LCD
_ - 3(_) = _
-2x x 2x (x-3) -x (x+3)
The required answer is -3x^2 + 6x + 9 = 0.
After multiplying by the LCD (x + 3), the equation becomes:
-3(x + 3) = -2x(x - 3) - x(x + 3)
Now, let's simplify the equation.
Expanding both sides of the equation:
-3x - 9 = -2x^2 + 6x - x^2 - 3x
Combining like terms:
-3x - 9 = -3x^2 + 3x
To continue solving the equation, we can rearrange the terms and set the equation equal to zero:
-3x^2 + 3x + 3x + 9 = 0
Simplifying further:
-3x^2 + 6x + 9 = 0
This is a quadratic equation that can be solved using various methods such as factoring, completing the square, or using the quadratic formula. However, the provided equation is not complete, and there seems to be an error in the given expression.
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What is function and not function?
Answer: A function is a relation between domain and range such that each value in the domain corresponds to only one value in the range. Relations that are not functions violate this definition. They feature at least one value in the domain that corresponds to two or more values in the range.
Step-by-step explanation:
Find the perimeter and area of the figure if each unit on the graph measures 1 centimeter. Round answers to the nearest tenth, if necessary.
Perimeter:
Área:
The area and Perimeter of (ΔABC) are respectively; 17.5 square units and 24.16 units
What is the area and Perimeter of the Triangle?
The formula for the area of a triangle ABC with 3 coordinates is;
Area (ΔABC) = (¹/₂) |x₁(y₂ − y₃) + x₂(y₃ − y₁) + x₃(y₁ − y₂)|
The coordinates are;
(x₁, y₁) = (-6, 6)
(x₂, y₂) = (2, 3)
(x₃, y₃) = (-3, -2)
Thus;
Area (ΔABC) = (¹/₂) |-6(3 − (-2)) + 2(-2 − 6) + -3(3 − 6)|
Area (ΔABC) = (¹/₂)|-30 - 16 + 9|
Area (ΔABC) = ¹/₂ * |-35|
We are taking absolute value and so;
Area (ΔABC) = ¹/₂ * 35
Area (ΔABC) = 17.5 square units
To get the perimeter, we will use distance formula between two coordinates and we have;
AB = 8.544
BC = 7.071
AC = 8.544
Thus;
Perimeter = 2(8.544) + 7.071
Perimeter = 24.16 units
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help please! this is confusing
What is the value of x in the equation 2(5x + 4) = 17? (5 points) a start fraction five over two end fraction b start fraction two over five end fraction c start fraction nine over 10 end fraction d start fraction 17 over 18 end fraction
Groups have a common identity but not shared expectations.truefalse
Answer:
false
Step-by-step explanation:
A set of people who interact on the basis of shared expectations and who possess some degree of common identity. A small group of people who interact over a relatively long period of time on a direct and personal basis will share expectations.
A certain area can support 124 deer. Initially, there were 2 deer in the area, and the number has been growing at an average rate of 10% per month. What logistic function describes this situation?
After considering the given data we can come to the conclusion that the particular equation that will be perfect for this logistic function is \(P(t) = 124/1 + 122e^-{0.1t}\), under the condition a certain area can support 124 deer. And, there were 2 deer in the area, and growing at an average rate of 10% per month.
The logistic function that describes this situation is given by the formula:
\(P(t) = 124/1 + 122e^{-0.1t}\)
Here,
P(t) = population of deer at time t in months.
This is an instance of a logistic function. The logistic function is applied to project situations in which there is a limit to population growth. For the given case, the carrying capacity of the area is 124 deer.
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is the following a true statement? 4/8 < 5/16
Answer:
No, because 4/8*2= 8/16
And 8/16 is greater than 5/16
Answer:
The statement is false.
Step-by-step explanation:
The easiest way to answer this question is to make both fractions have the same common denominator. In this case, we should alter the first fraction to have a denominator of 16 so that it matches the second fraction. To do this, we should multiply both the numerator and the denominator of the fraction by 2 (this is the same as multiplying by 1, which does not change the value of the fraction). This is modeled below:
4/8 * 2/2 = 8/16
Now, we can plug this value back into our original statement.
8/16 < 5/16
From comparing the numerators, we know that 5 is NOT greater than 8, so the statement is false.
Hope this helps!
Please help due in 10 minutes!!!!!!!
Answer:
23.42 ft is the perimeter of the hole that should be cut in the wall.