Question 1

Solve the proportion. $$\frac { U } { 1 \frac { 1 } { 2 } } = \frac { \frac { 1 } { 2 } } { \frac { 3 } { 4 } }$$ U = __________

Accepted Answer

The answer of Solve the proportion. \[\frac { U }...

Question 2

In 1988 50% of American adults were male, and 50% of American men were less than 5 ft. 9 in. Assuming the same facts apply today and assuming that there are 235 million adult Americans, how many men are under 5 ft. 9 in.?

Accepted Answer

A)  $58.75$ 
B)  $47,000,000$ 
C)  $58,750,000$ 
D)  $117,500,000$ 
E)  $587,500$

Question 3

Solve the proportion. $$\frac { 9 \frac { 1 } { 3 } } { 2 } = \frac { M } { 3 }$$

Accepted Answer

A)  $M = \frac { 28 } { 3 }$ 
B)  $M = 14$ 
C)  $M = \frac { 27 } { 2 }$ 
D)  $M = 28$ 
E)  $M = 42$

Question 4

Solve the proportion. $$\frac { \frac { 1 } { 2 } } { y } = \frac { \frac { 1 } { 3 } } { 16 }$$

Accepted Answer

A)  $y = 21$ 
B)  $y = \frac { 3 } { 32 }$ 
C)  $y = 24$ 
D)  $y = \frac { 32 } { 3 }$ 
E)  $y = \frac { 1 } { 24 }$

Question 5

Write the percent as a simplified fraction. There was a 15.6 percent increase in the use of electricity.

Accepted Answer

A)  $15 \frac { 39 } { 25 }$ 
B)  $15 \frac { 1 } { 2 }$ 
C)  $\frac { 39 } { 250 }$ 
D)  $\frac { 39 } { 25 }$ 
E)  $\frac { 39 } { 100 }$

Question 6

Tell whether the pair of ratios forms a proportion. Answer yes or no . $$\frac { 1 } { 2 } , \frac { 20 } { 40 }$$

Accepted Answer

The answer of Tell whether the pair of ratios forms...

Question 7

Write the sentence as a proportion using $x$ as the variable, and solve to answer the question. What is 4% of 1,625? Enter $x$ and integers. $$\frac { ? } { ? } = \frac { ? } { 100 }$$ Solve the proportion to answer the question. $$x =$$ $__________

Accepted Answer

The answer of Write the sentence as a proportion using...

Question 8

Write the sentence as a proportion using $x$ as the variable. Solve the proportion to answer the question. 80% of what number is 80?

Accepted Answer

A)  $x = 1$ 
B)  $x = 64$ 
C)  $x = 100$ 
D)  $x = 640$ 
E)  $x = 110$

Question 9

Write the sentence as a proportion using $x$ as the variable, and solve to answer the question. 26 is $66 \frac { 2 } { 3 } \%$ of what number? Enter $x$ , an integer, and a fraction. $$\frac { ? } { ? } = \frac { ? \frac { ? } { ? } } { ? }$$ Solve the proportion to answer the question. $$x =$$ __________

Accepted Answer

The answer of Write the sentence as a proportion using...

Question 10

Estimate the percentage. 10% of 90,240

Accepted Answer

A)  $9,024$ 
B)  $90.24$ 
C)  $4,512$ 
D)  $902$ 
E)  $1,805$

Question 11

Change the percent to a fraction in lowest terms. 31%

Accepted Answer

A)  $\frac { 31 } { 1,000 }$ 
B)  $\frac { 31 } { 10 }$ 
C)  $\frac { 100 } { 31 }$ 
D)  $\frac { 31 } { 1 }$ 
E)  $\frac { 31 } { 100 }$

Question 12

Write the number 0.08 as a percent.

Accepted Answer

A)  0.08% 
B)  8% 
C)  0.8% 
D)  100.08% 
E)  80%

Question 13

Solve the proportion. $$\frac { 1 } { x } = \frac { 5 } { 2 }$$

Accepted Answer

A)  $x = 2$ 
B)  $x = \frac { 2 } { 5 }$ 
C)  $x = 5$ 
D)  $x = \frac { 5 } { 2 }$ 
E)  $x = 10$

Question 14

Estimate the percentage. 
10% of 81.9

Accepted Answer

The answer of Estimate the percentage. 
10% of 81.9...

Question 15

In 1988 50% of American adults were male, and 50% of American men were less than 5 ft. 9 in. 
Assuming the same facts apply today and assuming that there are 210 million adult Americans, how many men are under 5 ft. 9 in.? 
__________ men

Accepted Answer

The answer of In 1988 50% of American adults were...

Question 16

One cup of breakfast cereal was found to contain the following nutrients (shown in grams per serving):  Find the ratio of protein to carbohydrate. Give your answer as a fraction in lowest terms.

Accepted Answer

The answer of One cup of breakfast cereal was found...

Question 17

Some states use sales tax to raise revenue. How much money will be collected on the sale of a $16,000 car if the sales tax rate is 5%?

Accepted Answer

A)  $1,200 
B)  $8,800 
C)  $800 
D)  $8,000 
E)  $880

Question 18

Estimate the percentage. $66 \frac { 2 } { 3 }$ % of 8,010

Accepted Answer

A)  $1,080$ 
B)  $5,400$ 
C)  $24,030$ 
D)  $801$ 
E)  $10,800$

Question 19

Read the proportion and name the means and extremes. $$\frac { a } { 5 } = \frac { c } { 2 }$$

Accepted Answer

A)  The means are $a$ and $c$ . The extremes are $5$ and $2$ . 
B)  The means are $2$ and $a$ . The extremes are $c$ and $5$ . 
C)  The means are $a$ and $5$ . The extremes are $c$ and $2$ . 
D)  The means are $c$ and $2$ . The extremes are $a$ and $5$ . 
E)  The means are $c$ and $5$ . The extremes are $2$ and $a$ .

Question 20

Write the sentence as a proportion using $x$ as the variable, and then solve to answer the question. What number is 150% of 18? Enter $x$ and integers. $$\frac { ? } { ? } = \frac { ? } { 100 }$$ Solve the proportion to answer the question. $$x =$$ __________

Accepted Answer

The answer of Write the sentence as a proportion using...

Exam 4: Percents and Problem Solving

Solve the proportion. $\frac { U } { 1 \frac { 1 } { 2 } } = \frac { \frac { 1 } { 2 } } { \frac { 3 } { 4 } }$ U = __________

In 1988 50% of American adults were male, and 50% of American men were less than 5 ft. 9 in. Assuming the same facts apply today and assuming that there are 235 million adult Americans, how many men are under 5 ft. 9 in.?

Solve the proportion. $\frac { 9 \frac { 1 } { 3 } } { 2 } = \frac { M } { 3 }$

Solve the proportion. $\frac { \frac { 1 } { 2 } } { y } = \frac { \frac { 1 } { 3 } } { 16 }$

Write the percent as a simplified fraction. There was a 15.6 percent increase in the use of electricity.

Tell whether the pair of ratios forms a proportion. Answer yes or no . $\frac { 1 } { 2 } , \frac { 20 } { 40 }$

Write the sentence as a proportion using $x$ as the variable, and solve to answer the question. What is 4% of 1,625? Enter $x$ and integers. $\frac { ? } { ? } = \frac { ? } { 100 }$ Solve the proportion to answer the question. $x =$ $__________

Write the sentence as a proportion using $x$ as the variable. Solve the proportion to answer the question. 80% of what number is 80?

Estimate the percentage. 10% of 90,240

Change the percent to a fraction in lowest terms. 31%

Write the number 0.08 as a percent.

Solve the proportion. $\frac { 1 } { x } = \frac { 5 } { 2 }$

Estimate the percentage. 10% of 81.9

In 1988 50% of American adults were male, and 50% of American men were less than 5 ft. 9 in. Assuming the same facts apply today and assuming that there are 210 million adult Americans, how many men are under 5 ft. 9 in.? __________ men

Some states use sales tax to raise revenue. How much money will be collected on the sale of a $16,000 car if the sales tax rate is 5%?

Estimate the percentage. $66 \frac { 2 } { 3 }$ % of 8,010

Read the proportion and name the means and extremes. $\frac { a } { 5 } = \frac { c } { 2 }$

Write the sentence as a proportion using $x$ as the variable, and then solve to answer the question. What number is 150% of 18? Enter $x$ and integers. $\frac { ? } { ? } = \frac { ? } { 100 }$ Solve the proportion to answer the question. $x =$ __________

Exam 4: Percents and Problem Solving

Solve the proportion. U112=1234\frac { U } { 1 \frac { 1 } { 2 } } = \frac { \frac { 1 } { 2 } } { \frac { 3 } { 4 } }121​U​=43​21​​ U = __________

In 1988 50% of American adults were male, and 50% of American men were less than 5 ft. 9 in. Assuming the same facts apply today and assuming that there are 235 million adult Americans, how many men are under 5 ft. 9 in.?

Solve the proportion. 9132=M3\frac { 9 \frac { 1 } { 3 } } { 2 } = \frac { M } { 3 }2931​​=3M​

Solve the proportion. 12y=1316\frac { \frac { 1 } { 2 } } { y } = \frac { \frac { 1 } { 3 } } { 16 }y21​​=1631​​

Write the percent as a simplified fraction. There was a 15.6 percent increase in the use of electricity.

Tell whether the pair of ratios forms a proportion. Answer yes or no . 12,2040\frac { 1 } { 2 } , \frac { 20 } { 40 }21​,4020​

Write the sentence as a proportion using xxx as the variable, and solve to answer the question. What is 4% of 1,625? Enter xxx and integers. ??=?100\frac { ? } { ? } = \frac { ? } { 100 }??​=100?​ Solve the proportion to answer the question. x=x =x= $__________

Write the sentence as a proportion using xxx as the variable. Solve the proportion to answer the question. 80% of what number is 80?

Estimate the percentage. 10% of 90,240

Change the percent to a fraction in lowest terms. 31%

Write the number 0.08 as a percent.

Solve the proportion. 1x=52\frac { 1 } { x } = \frac { 5 } { 2 }x1​=25​

Estimate the percentage. 10% of 81.9

In 1988 50% of American adults were male, and 50% of American men were less than 5 ft. 9 in. Assuming the same facts apply today and assuming that there are 210 million adult Americans, how many men are under 5 ft. 9 in.? __________ men

One cup of breakfast cereal was found to contain the following nutrients (shown in grams per serving): Find the ratio of protein to carbohydrate. Give your answer as a fraction in lowest terms.

Some states use sales tax to raise revenue. How much money will be collected on the sale of a $16,000 car if the sales tax rate is 5%?

Estimate the percentage. 662366 \frac { 2 } { 3 }6632​ % of 8,010

Read the proportion and name the means and extremes. a5=c2\frac { a } { 5 } = \frac { c } { 2 }5a​=2c​

Write the sentence as a proportion using xxx as the variable, and then solve to answer the question. What number is 150% of 18? Enter xxx and integers. ??=?100\frac { ? } { ? } = \frac { ? } { 100 }??​=100?​ Solve the proportion to answer the question. x=x =x= __________

Solve the proportion. $\frac { U } { 1 \frac { 1 } { 2 } } = \frac { \frac { 1 } { 2 } } { \frac { 3 } { 4 } }$ U = __________

Solve the proportion. $\frac { 9 \frac { 1 } { 3 } } { 2 } = \frac { M } { 3 }$

Solve the proportion. $\frac { \frac { 1 } { 2 } } { y } = \frac { \frac { 1 } { 3 } } { 16 }$

Tell whether the pair of ratios forms a proportion. Answer yes or no . $\frac { 1 } { 2 } , \frac { 20 } { 40 }$

Write the sentence as a proportion using $x$ as the variable, and solve to answer the question. What is 4% of 1,625? Enter $x$ and integers. $\frac { ? } { ? } = \frac { ? } { 100 }$ Solve the proportion to answer the question. $x =$ $__________

Write the sentence as a proportion using $x$ as the variable. Solve the proportion to answer the question. 80% of what number is 80?

Solve the proportion. $\frac { 1 } { x } = \frac { 5 } { 2 }$

Estimate the percentage. $66 \frac { 2 } { 3 }$ % of 8,010

Read the proportion and name the means and extremes. $\frac { a } { 5 } = \frac { c } { 2 }$

Write the sentence as a proportion using $x$ as the variable, and then solve to answer the question. What number is 150% of 18? Enter $x$ and integers. $\frac { ? } { ? } = \frac { ? } { 100 }$ Solve the proportion to answer the question. $x =$ __________