HSPT Math : Decimals

Study concepts, example questions & explanations for HSPT Math

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Example Questions

Example Question #51 : Decimals

What percent of \displaystyle 120 is \displaystyle 80?

Possible Answers:

\displaystyle 66.7\%

\displaystyle 120\%

\displaystyle 96\%

\displaystyle 80\%

Correct answer:

\displaystyle 66.7\%

Explanation:

Use proportions to solve:

\displaystyle \frac{80}{120}=\frac{x}{100}

Cross multiply and solve for \displaystyle x:

\displaystyle (80)(100)=120x

\displaystyle 8000=120x

\displaystyle x=66.7

Example Question #51 : Decimals

What is the equivalent to \displaystyle 38\%?

 

 

Possible Answers:

\displaystyle .038

\displaystyle .38

\displaystyle 3.8

\displaystyle .62

Correct answer:

\displaystyle .38

Explanation:

Divide: \displaystyle 38\div 100=.38

Answer: \displaystyle .38

Example Question #52 : Decimals

What is the equivalent of \displaystyle 72\%?

Possible Answers:

\displaystyle .72

\displaystyle 28

\displaystyle .28

\displaystyle 7.2

Correct answer:

\displaystyle .72

Explanation:

Divide: \displaystyle 72\div 100=.72

Answer: \displaystyle .72

Example Question #53 : Decimals

What is the equivalent to \displaystyle 66\%?

Possible Answers:

\displaystyle 3.4

\displaystyle 6.6

\displaystyle .34

\displaystyle .66

Correct answer:

\displaystyle .66

Explanation:

Divide:\displaystyle 66\div 100=.66

Answer: \displaystyle .66

Example Question #54 : Decimals

What is \displaystyle 15\% off of \displaystyle 20?

Possible Answers:

\displaystyle 35

\displaystyle 5

\displaystyle 15

\displaystyle 17

 

Correct answer:

\displaystyle 17

 

Explanation:

First, multiply: \displaystyle 20*.15=3

Then, subtract: \displaystyle 20-3=17

Answer: \displaystyle 17

Example Question #55 : Decimals

What is \displaystyle 70\% off of \displaystyle 120?

 

 

Possible Answers:

\displaystyle 36

\displaystyle 50

\displaystyle 84

\displaystyle 190

Correct answer:

\displaystyle 36

Explanation:

First, multiply: \displaystyle 120*.70=84

Then, subtract: \displaystyle 120-84=36

Answer: \displaystyle 36

Example Question #1601 : Isee Middle Level (Grades 7 8) Mathematics Achievement

What is \displaystyle 60\% off of \displaystyle 50?

 

 

 

Possible Answers:

\displaystyle 10

\displaystyle 30

\displaystyle 20

\displaystyle 115

\displaystyle 110

Correct answer:

\displaystyle 20

Explanation:

First, multiply: \displaystyle 50*.60=30

Then, subtract: \displaystyle 50-30=20

Answer: \displaystyle 20

Example Question #56 : Decimals

What is \displaystyle 20% off of \displaystyle 80?

Possible Answers:

\displaystyle 64

\displaystyle 82

\displaystyle 100

\displaystyle 96

Correct answer:

\displaystyle 64

Explanation:

First multiply: \displaystyle 80 * .20=16

Then, subtract: \displaystyle 80-16=64

Answer: \displaystyle 64

Example Question #57 : Decimals

Find the equivalent to \displaystyle 77%?

Possible Answers:

\displaystyle 7.7

\displaystyle .077

\displaystyle .77

\displaystyle 77

Correct answer:

\displaystyle .77

Explanation:

To find the equivalent divide:

\displaystyle 77\div 100=.77

Answer:The equivalent is \displaystyle .77

Example Question #58 : Decimals

Find the equivalent to \displaystyle 65%%?

Possible Answers:

\displaystyle 65

\displaystyle .65

\displaystyle 3.5

\displaystyle 6.5

\displaystyle .35

Correct answer:

\displaystyle .65

Explanation:

To find the equivalent divide:

\displaystyle 65\div 100=.65

Answer:The equivalent is \displaystyle .65

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