HSPT Math : Concepts

Study concepts, example questions & explanations for HSPT Math

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Example Questions

Example Question #6 : Decimals

Possible Answers:

Correct answer:

Explanation:

Multiply normally and remember that the decimal point is four places from the right. 

Example Question #7 : Decimals

Express   as a decimal.

Possible Answers:

Correct answer:

Explanation:

Divide 8 by 15:

  

The 3 repeats, so the correct choice is .

Example Question #8 : Decimals

Give the decimal equivalent of .

Possible Answers:

Correct answer:

Explanation:

Divide 11 by 18:

The 1 repeats infinitely, so this can be rewritten as .

Example Question #9 : Decimals

Give the decimal equivalent of .

Possible Answers:

Correct answer:

Explanation:

Divide 5 by 27:

The group "185" repeats infinitely, so this can be written as .

Example Question #10 : Decimals

Give the decimal equivalent of .

Possible Answers:

Correct answer:

Explanation:

Divide 7 by 36: 

The 4 repeats infinitely, so this can be rewritten as .

Example Question #1 : How To Find Percentage

A watch originally cost $55.00. If it is on sale for 20% off, what is the sale price of the watch?

Possible Answers:

Correct answer:

Explanation:

To solve:

First, find what is 20% of 55 by multiplying:

Then, subtract 20% (11) from the original price:

The final sale price will be $44.00.

Example Question #2 : How To Find Percentage

Which is largest?

a. 30% of 150

b. 20% of 300

c. 40% of 60

d. 10% of 400

Possible Answers:

Correct answer:

Explanation:

To solve:

First find the corresponding percentage of each multiple choice answer,

a)

b)

c)

d)

Then, compare the amounts and select which amount is the largest:

b) 60

Example Question #3 : How To Find Percentage

How do you write  as a percent?

Possible Answers:

50%

20%

5%

15%

25%

Correct answer:

20%

Explanation:

 is equal to , which is 20%.

Example Question #4 : How To Find Percentage

Andrew has completed 80% of the race. If the race is 5000 meters, how far along is Andrew?

 

Possible Answers:

Correct answer:

Explanation:

Multiply the length of the race by the percentage accomplished by Andrew:

Answer: Andrew has completed 4000 meters of the race.

Example Question #5 : How To Find Percentage

Which is less?

 

a. 60% of 10

b. 20% of 40

c. 30% of 20

d. 10% of 50

Possible Answers:

Correct answer:

Explanation:

Find the amounts by multiplying each number to the percentage rate:

Compare the amounts to find the least. The answer is D.

 

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