Answer:
4 1/2
Step-by-step explanation:
exact
6 9/10=6 81/90
2 2/9=2 20/90
6 81/90-2 20/90=4 61/90
rounds to 4 1/2
1. Ben purchased a used car for $25,500 and had to pay 9.5% sales tax. How much did he pay in sales tax?
2. The cost of an ad in a local paper is given by the piecewise function.
x≤5)
c(x) = {40 +7(x-4), x> 5}
Find the difference in cost between a one-line ad and a four-line ad.
The difference in cost between a one-line ad and a four-line ad is $14.
What is percentage ?
Percentage can be defined as product of ratio of given value, total value and hundred.
To find how much Ben paid in sales tax, we need to first calculate the amount of the sales tax.
The sales tax is 9.5% of the purchase price of the car, which can be expressed as a decimal by dividing by 100:
Sales tax rate = 9.5% = 0.095
To find the amount of sales tax, we can multiply the purchase price by the sales tax rate
Sales tax = 0.095 x $25,500 = $2,422.50
Therefore, Ben paid $2,422.50 in sales tax.
The cost of an ad in a local paper is given by the piecewise function:
c(x) = 40, for x ≤ 5 (one-line ad)
c(x) = 40 + 7(x - 4), for x > 5 (four-line ad)
To find the difference in cost between a one-line ad and a four-line ad, we can subtract the cost of a one-line ad from the cost of a four-line ad:
c(6) - c(1) = (40 + 7(6 - 4)) - 40 = 14
Therefore, the difference in cost between a one-line ad and a four-line ad is $14.
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Work out the following, giving your answers in their simplest form:
b) 5/9 ÷ 5
Answer:
5/9÷55/9×1/51/9Hope it helps youAnswer:
Since i m not sure of the equation i have dont both possible ways :)
Step-by-step explanation:
b)
(5/9) ÷ 5
\(= \frac{5}{9} \div 5\\\\=\frac{\frac{5}{9}}{5}\\\\=\frac{5}{9 \times 5}\\\\=\frac{1}{9}\)
5/(9÷5)
\(=\frac{5}{9 \div5}\\\\= \frac{5}{\frac{9}{5}}\\\\=\frac{5 \times 5}{9}\\\\=\frac{25}{9}\)
An airplane travels 1498 kilometers against the wind in the 2 hours and 1718 kilometers with the wind in the same amount of time .What is the rate of the plane in still air and what is the rate of the plane in still air and what is the rate of the wind rate of the plane in still air rate of the wind
To find each rate, we have to express the following equations
\(\begin{gathered} 2(p-w)=1498 \\ 2(p+w)=1718 \end{gathered}\)The first equation represents the plane against the wind, so we have to subtract.
The second equation represents the plane with the wind, so we have to add.
If we simplify, we get the equations
\(\begin{gathered} p-w=\frac{1498}{2}\rightarrow p-w=749 \\ p+w=\frac{1718}{2}\rightarrow p+w=859 \end{gathered}\)Then, we combine the equations
\(\begin{gathered} p+p+w-w=749+859 \\ 2p=1608 \\ p=\frac{1608}{2} \\ p=804 \end{gathered}\)The rate of the plane is 804 km/hr.Then, we find w
\(\begin{gathered} p+w=859 \\ 804+w=859 \\ w=859-804 \\ w=55 \end{gathered}\)The rate of the wind is 55 km/hr.The pool table has a height of 7ft. Side one is 18ft and side two is 17ft. What is the area and perimeter?
Answer:
2142
Step-by-step explanation:
just multiply the sides
Joe worked 4 hours and packed 7 cartons. Bob worked 6 hours and packed 9 cartons. Who packed the most cartons per hour?
Step-by-step explanation:
No. of cartons packed by Joe in 4 hours=7
Therefore, No. of cartoons packed in 1hr=7/4
No. of cartoons packed by Bob in 6 hours=9
No. of cartoons packed in 1hr=9/6=2/3
Therefore,
Joe packed more cartoons than Bob
Bob packed the most cartons per hour.
What is rate?In mathematics, a rate is the ratio between two related quantities in different units.
Now it is given that,
Number of hours Joe worked = 4 hours
Number of packed cartons = 7 cartons
Packing per hour for Joe = 7/4 = 1.75 cartons per hour
And,
Number of hours Bob worked = 6 hours
Number of packed cartons = 9 cartons
Packing per hour for Bob = 9/6 = 1.50 cartons per hour
Thus, Packing per hour for Joe < Packing per hour for Bob
Therefore, Bob packed the most cartons per hour.
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determine if f(x)=2x^3+20^2-1/x is a polynomial function. if it is, state the degree and the leading coefficient. if not, state whyNo. The leading coefficient is not a whole number.Yes. The degree is 2 and the leading coefficient is 3.Yes. The degree is 3 and the leading coefficient is 2.No. There is an exponent on a variable x that is not a whole number.
The given function is:
\(f(x)=2x^3+2x^2-\frac{1}{x}\)The last term of the function can be expressed as:
\(\begin{gathered} \frac{1}{x}=x^{-1} \\ \text{ So:} \\ f(x)=2x^3+2x^2-x^{-1} \end{gathered}\)By definition, a polynomial function consists of:
As we can observe, the last term is raised to a negative integer power, -1 is not a whole number. Then this is not a polynomial function.
The answer is: No. There is an exponent on a variable x that is not a whole number. (the last option)
Consider the chart of LCD Television sets and population below. Round your ratio as a decimal to 6 places. Round the Owners per 100 to one decimal.
City
Number of Owners
Total Population
Ratio as decimal
Owners per 100
Indianapolis
6,245
0.90 million
New York
911,216
18.6 million
Cairo
10,598
19.1 million
Beijing
959,611
21.2 million
Tokyo
1,700,510
26.5 million
To calculate the ratio as a decimal, we divide the number of owners by the total population for each city.
For Indianapolis: Ratio = 6,245 / 0.9 million = 0.006938
For New York: Ratio = 911,216 / 18.6 million = 0.049019
For Cairo: Ratio = 10,598 / 19.1 million = 0.000554
For Beijing: Ratio = 959,611 / 21.2 million = 0.045270
For Tokyo: Ratio = 1,700,510 / 26.5 million = 0.064234
To calculate the owners per 100, we multiply the ratio by 100.
For Indianapolis: Owners per 100 = 0.006938 * 100 = 0.7 (rounded to one decimal place)
For New York: Owners per 100 = 0.049019 * 100 = 4.9 (rounded to one decimal place)
For Cairo: Owners per 100 = 0.000554 * 100 = 0.1 (rounded to one decimal place)
For Beijing: Owners per 100 = 0.045270 * 100 = 4.5 (rounded to one decimal place)
For Tokyo: Owners per 100 = 0.064234 * 100 = 6.4 (rounded to one decimal place)
Therefore, the ratio as a decimal and the owners per 100 for each city are as follows:
Indianapolis: Ratio = 0.006938, Owners per 100 = 0.7
New York: Ratio = 0.049019, Owners per 100 = 4.9
Cairo: Ratio = 0.000554, Owners per 100 = 0.1
Beijing: Ratio = 0.045270, Owners per 100 = 4.5
Tokyo: Ratio = 0.064234, Owners per 100 = 6.4
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Identify the property of (-12)+12=0
Answer:
the anser is 0
this is an additive inverse property.
Step-by-step explanation:
the temperature is -56F. How many degreees below zero is the temperature?
The number of degrees below zero is given by A = 56° F
What is Modulus Function?Regardless of the sign, a modulus function returns the magnitude of a number. The absolute value function is another name for it.
It always gives a non-negative value of any number or variable. Modulus function is denoted as y = |x| or f(x) = |x|, where f: R → (0,∞) and x ∈ R.
The value of the modulus function is always non-negative. If f(x) is a modulus function , then we have:
If x is positive, then f(x) = x
If x = 0, then f(x) = 0
If x < 0, then f(x) = -x
Given data ,
Let the initial temperature be represented as T
Let the number of degrees below zero be A
Now , the value of T is
T = -56° F
From the modulus function , we get
The value of the modulus function is always non-negative.
So , the measure of A = | T |
A = | -56 |
A = 56° F
Hence , the number of degrees below zero is 56° F
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If I had 60 units needed and units per case was 14 how many full cases and additional items are needed to fufill the order
help!! i added the attachment
which number is equivalent to 0.15 x 10 to the 3rd power
Answer:
10 to the third power is 10x10x10 which is 1000. So you do 0.15 x 1000 which equals 150. So the answer is 150
Step-by-step explanation:
A student wants to compare the amount of money that two local movie theaters make over a two-week period for the last nightly showing of a particular movie. The following box plots show the data for the amount of money each theater makes over the period. Compare the median of each box plot.
Please help it’s due in 3 minutes
The medians are about the same.
Option C is the correct answer.
How to solveThe median, in statistical terms, refers to the value in the center of a dataset that has been sorted either in ascending or descending order, and it is a commonly used measure of central tendency. This contrasts with the mean, which calculates the total value of all figures, then divides by the number of figures.
We have,
Movie theater 1.
From the box plot given,
The median is 995.
Movie theater 2.
From the box plot given,
The median is 995.
Thus,
The median in both the box plot is the same.
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...................................................................
Answer:
29 degrees
Step-by-step explanation:
Note how both triangles are isosceles triangles, which mean two angles will be equivalent. In the triangle with the marked angle measurement, since the total of angles in a triangle is 180, then the measurement of the unmarked angles have a sum of 180-64, which is 116. Then, as stated before, this triangle is isosceles, so the measurement of each unmarked angle is 116/2, which is 58.
Next, notice how the angle below angle x in that triangle shares a line with one of the 58 degree angles. This means that angle is 180-58, which is 122. Now, since the total of angles in a triangle is 180 and the triangle is isosceles, then angle x is (180-122)/2, which is 58/2, or 29 degrees
What is the missing side? Round your answer to the nearest hundredth if necessary .
Answer:
20......................
In the real world, functions are mathematical representations of input-output situations. A vending machine is one such example. The input is the money combined with the selected button. The output is the product.
Here is another example: The formula for converting a temperature from Fahrenheit to Celsius is a function expressed as:
C = (5/9)*(F - 32), where F is the Fahrenheit temperature and C is the Celsius temperature.
If it is 77 degrees Fahrenheit in Phoenix Arizona, then what is the equivalent temperature on the Celsius thermometer?
Our input is 77.
C = (5/9)*(77 - 32)
C = (5/9)*(45)
C = 25
The equivalent temperature is 25 degrees Celsius.
To complete the Discussion activity, please do the following:
Choose your own function or choose from the list below and then provide a unique example of a function and evaluate the function for a specific input (like the example above).
Arm length is a function of height.
The circumference of a circle is a function of diameter.
The height of a tree is a function of its age.
The length of person's shadow on the ground is a function of his or her height.
Weekly salary is a function of the hourly pay rate and the number of hours worked.
Compound interest is a function of initial investment, interest rate, and time.
Supply and demand: As price goes up, demand goes down.
The correct answer is John's weekly salary is $240 based on his hourly pay rate and the number of hours worked.
Let's choose the function "Weekly salary is a function of the hourly pay rate and the number of hours worked."Example: John works as a part-time employee at a grocery store. His hourly pay rate is $12, and he worked for 20 hours in a week. We can evaluate the function to find his weekly salary.
Weekly salary = Hourly pay rate * Number of hours worked
Weekly salary = $12/hour * 20 hours
Weekly salary = $240
So, John's weekly salary is $240 based on his hourly pay rate and the number of hours worked.
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Alexis pls answer this question you are sooooooooooooo good at math. (Nobody else answer this, only Alexis)
Answer:
5/8
Step-by-step explanation: Keep, Change and Flip so you do 1/2 times 5/4
Answer:
5/8
Step-by-step explanation:
To divide by a fraction. multiply by the reciprocal of that fraction.
1/2 * 5/4
Multiply the fractions across.
so 1*5=5, then do 2*4= 8
5/8
Martha ate 1/2 pint of chocolate ice cream Frankie ate 3/4 pint of strawberry ice cream how much more ice cream did Frankie eat than Martha
Answer:
1/4
Step-by-step explanation:
You need to subtract 1/2 from 3/4. To do this, you need to have the same denominator for both fractions. 1/2 can become 2/4.
3/4 - 2/4 = 1/4
Answer:
Frankie ate 1/4 pint more ice cream than Martha.
Step-by-step explanation:
1/2 is equal to 2/4.
3/4 - 2/4 = 1/4.
a computer that normally cost 500 dolars was on sale for 200 dollars. what is the percent decrease. please show work for brainlist
Answer:
(100/500) *200 =40%
Step-by-step explanation:
Question 6 of 10
A line of best fit was drawn for 6 data points. What is the maximum number
of these data points that may not actually be on the line?
OA. 6
B. 3
O C. 4
OD. 5
SUBMIT
Professor A.B.C company opens his own company, Electronic Tutorial Services, and completes the following transactions in June:
6/1 A.B.C company invests 20,000 in the business.
6/3 Purchased 12,100 of equipment.
6/4 Paid 220 premium for an insurance policy.
6/6 Purchased office supplies on Account 140.
6/9 Purchased a new computer for 9,000. Paid 40% cash agreed to pay the remainder Later.
6/10 Billed student Omar 58 for tutorial services that were performed.
6/14 Paid for the supplies purchased on June 6th.
6/15 the owner suggested to purchased new Building for his company by 22,000
6/25 Received 85 cash from student Salim Ali for tutorial services performed.
6/30 Student billed on June 10 pays the amount due to A.B.C company.
6/30 A.B.C company withdraws 60 for personal use.
Required: Prepare the all Accounting Cycles
In June, A.B.C company invested $20,000, purchased equipment, paid insurance premium, bought office supplies, billed students for tutorial services, received cash, paid for supplies, withdrew personal funds.
Accounting Cycles:
1. June 1:
- A.B.C company invests $20,000 in the business.
- Prepare the journal entry:
- Debit: Cash ($20,000)
- Credit: Capital ($20,000)
2. June 3:
- Purchased equipment for $12,100.
- Prepare the journal entry:
- Debit: Equipment ($12,100)
- Credit: Cash ($12,100)
3. June 4:
- Paid $220 premium for an insurance policy.
- Prepare the journal entry:
- Debit: Insurance Expense ($220)
- Credit: Cash ($220)
4. June 6:
- Purchased office supplies on account for $140.
- Prepare the journal entry:
- Debit: Office Supplies ($140)
- Credit: Accounts Payable ($140)
5. June 9:
- Purchased a new computer for $9,000. Paid 40% in cash and agreed to pay the remainder later.
- Prepare the journal entry for the cash payment:
- Debit: Computer ($3,600) [40% of $9,000]
- Credit: Cash ($3,600)
- Prepare the journal entry for the remaining amount:
- Debit: Computer ($5,400)
- Credit: Accounts Payable ($5,400)
6. June 10:
- Billed student Omar $58 for tutorial services performed.
- Prepare the journal entry:
- Debit: Accounts Receivable ($58)
- Credit: Tutorial Services Revenue ($58)
7. June 14:
- Paid for the supplies purchased on June 6th ($140).
- Prepare the journal entry:
- Debit: Accounts Payable ($140)
- Credit: Cash ($140)
8. June 15:
- The owner suggested purchasing a new building for the company for $22,000.
- No journal entry is required at this point. It is a decision made by the owner.
9. June 25:
- Received $85 cash from student Salim Ali for tutorial services performed.
- Prepare the journal entry:
- Debit: Cash ($85)
- Credit: Accounts Receivable ($85)
10. June 30:
- Student billed on June 10 pays the amount due ($58).
- Prepare the journal entry:
- Debit: Cash ($58)
- Credit: Accounts Receivable ($58)
11. June 30:
- A.B.C company withdraws $60 for personal use.
- Prepare the journal entry:
- Debit: Withdrawals ($60)
- Credit: Cash ($60)
These transactions represent the accounting cycles for the given period.
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find w + y + y + z
someone pls help
Answer:
300
Step-by-step explanation:
30+30+w+x+y+z = 360 (all angles round a point add up to 360)
Simplifying :
60 + w+x+y+z = 360
Subtracting 60 from both sides :
w+x+y+z = 300
Hope this helped and brainliest ?
Sum of entire angle=360°
so
30+x+y+x+w+30=360w+x+y+z=360-60w+x+y+z=3002
Select the correct answer from each drop-down menu.
Triangle ABC is shown in the coordinate plane. It is translated 6 units left and 4 units down. Then it is dilated by a scale factor of 3 centered about the
origin. Complete the statements.
-6 -4
v.
6
4-
2-
lo
-2-
-4-
-6-
The translation of triangle ABC
A
2
с
6
B
Reset
The dilation of triangle ABC
Next
For the transformations of the triangle, we have that:
1. The translation of triangle ABC preserves side lengths and angles.
2. The dilation of triangle ABC preserves angles but not side lengths.
Hence the correct options are, respectively, C and B.
A translation involves shift left, shift right, shift down, or shift up, meaning that just the coordinates of the figure change, not the angles or the side lengths,
1. The translation of triangle ABC preserves side lengths and angles.
For a dilation, the coordinates of the vertices are multiplied by a constant, hence the side lengths change while the angles remain constant, thus:
2. The dilation of triangle ABC preserves angles but not side lengths.
Hence the correct options are, respectively, C and B.
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how do i work this out.
write 600 as the product of prime factors. Give your answer in index form
In 4 days, the price of a share of stock rose 3/4 of a point. On a average, what was the change in stock each day?
Answer:
0.15 or 15%
Step-by-step explanation:
If the price of a stock rose 3/4 on a point, it means that 1x became 1,75x (x + 3/4x). X is the price of the stock here.
To calculate how much the price went up each day on average, we will create exponential equation.
x = price of the stock
y = average daily change
\(x*y^{4} =1.75x\) divide by x
\(y^{4} = 1.75\)
We will calculate it using logarithms.
y = 1.15016, rounded to 1.15
We see that the stock goes up 0.15 points every day.If we multiply it by 100%, we get 15%
Find the area of the region bounded by
• y = √x,
• y = 2-x², and
y = -√2x.
The area of the Region bounded by y = √x, y = 2-x², and y = -√2x is $\frac{32}{15}$.
To find the area of the region bounded by y = √x, y = 2-x², and y = -√2x, we need to graph the equations and determine the points of intersection. Then we can integrate to find the area.
Firstly, we'll graph the equations and find the points of intersection:
y = √xy = 2-x²y = -√2xGraph of y = √x, y = 2-x², and y = -√2xWe need to solve for the points of intersection, so we'll set the equations equal to each other and solve for x:√x = 2-x²√x + x² - 2 = 0Let's substitute u = x² + 1:√x + u - 3 = 0√x = 3 - u
(Note: Since we squared both sides, we have to check if the solution is valid.)u = -2x²u + x² + 1 = 0 (substituting back in for u
)Factoring gives us:u = (1, -2)We can then solve for x and y:x = ±1, y = 1y = 2 - 1 = 1, x = 0y = -√2x = -√2, x = 2y = 0, x = 0Graph of y = √x, y = 2-x², and y = -√2x with points of intersection to find the area, we need to integrate.
The area is bounded by the x-values -1 to 2, so we'll integrate with respect to x:$$\int_{-1}^0 (2 - x^2) - \sqrt{x} \ dx + \int_0^1 \sqrt{x} - \sqrt{2x} \ dx$$
We can then simplify and integrate:$$\left[\frac{2x^3}{3} - \frac{2x^{5/2}}{5/2} + \frac{4}{3}x^{3/2}\right]_{-1}^0 + \left[\frac{2x^{3/2}}{3} - \frac{4x^{3/2}}{3}\right]_0^1$$$$= \frac{4}{3} + \frac{4}{3} - \frac{4}{15} + \frac{4}{3} - \frac{4}{3}$$$$= \frac{32}{15}$$
Therefore, the area of the region bounded by y = √x, y = 2-x², and y = -√2x is $\frac{32}{15}$.
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Gina wants to go to the water park with her friends. They have a total of www dollars to buy 555 tickets. Each ticket costs 151515 dollars. Select the equation that matches this situation. Choose 1 answer: Choose 1 answer: (Choice A) 5 = 15 \times w5=15×w5, equals, 15, times, w A 5 = 15 \times w5=15×w5, equals, 15, times, w (Choice B) w = 15 +5w=15+5w, equals, 15, plus, 5 B w = 15 +5w=15+5w, equals, 15, plus, 5 (Choice C) w = 5 \times 15w=5×15w, equals, 5, times, 15 C w = 5 \times 15w=5×15
The equation which correctly represents the given situation as required to be determined is; Choice C; w = 5 × 15.
Which equation correctly matches the given situation?It follows from the task content that the equation which correctly represents the Given situation is to be determined.
Since the intention is to buy 5 tickets in which case; each ticket costs 15 dollars; we have that;
Since the total amount of dollars they have is w dollars; The equation which holds true for the situation is; w = 5 × 15.
Consequently, answer choice C; w = 5 × 15 is correct.
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Determine the validity of the converse and give a counterexample if the converse is not valid.
If it is sunny, then it is 80° Fahrenheit. The converse is valid.
If it is 80° Fahrenheit, then it is sunny. The converse is valid.
If it is not sunny, then it is not 80° Fahrenheit. The converse is invalid; a counterexample is a day that is not 80° Fahrenheit and not sunny.
If it is 80° Fahrenheit, then it is sunny; The converse is invalid; a counterexample is a day that is 80° and cloudy.
Your analysis is correct. Here's a summary:
If it is sunny, then it is 80° Fahrenheit. (Original statement)
Converse: If it is 80° Fahrenheit, then it is sunny. (Valid)
If it is 80° Fahrenheit, then it is sunny. (Original statement)
Converse: If it is sunny, then it is 80° Fahrenheit. (Valid)
If it is not sunny, then it is not 80° Fahrenheit. (Original statement)
Converse: If it is not 80° Fahrenheit, then it is not sunny. (Invalid)
Counterexample: A day that is not 80° Fahrenheit and not sunny (e.g., 70° and cloudy).
If it is 80° Fahrenheit, then it is sunny. (Original statement)
Converse: If it is sunny, then it is 80° Fahrenheit. (Invalid)
Counterexample: A day that is 80° Fahrenheit and cloudy.
In cases 1 and 2, the original statements and their converses are valid because the relationship between "sunny" and "80° Fahrenheit" holds in both directions. However, in cases 3 and 4, the converses are invalid because there are counterexamples where the second part of the statement (either "not 80° Fahrenheit" or "cloudy") does not necessarily imply the first part ("not sunny" or "80° Fahrenheit").
How many possible outcomes exist? 2 3 5 6
Answer:
1.) C2.) C3.) D4.) D5.) C
Step-by-step explanation:
I will give brainliest!!!
Answer:
In between 4 and 6
Step-by-step explanation:
Since there are 2 negative signs it automatically goes to positive so u would go to positive 5, which is in-between 4 and 6!
Hope this helps!! :D