SAT (Scholastic Assessment Test) · Math

Percentages: Practice Questions

5 multiple-choice questions marked as you go, and 1 written questions with worked solutions. All on Percentages.

6 questions7 marksFree, no account

Question 1

1 mark

A library has a total of \( 1,200 \) books. If \( 45\% \) of the books are classified as fiction, how many fiction books are in the library?

Question 2

1 mark

If \( 40\% \) of a number \( n \) is \( 24 \), what is \( 30\% \) of \( n \)?

Question 3

1 mark

The value of a certain stock increased by \( 20\% \) in the first year and then decreased by \( 15\% \) in the second year. What was the total percentage change in the stock's value over the two-year period?

Question 4

1 mark

If \( 15\% \) of \( 400 \) is equal to \( 20\% \) of a number \( x \), what is the value of \( x \)?

Question 5

1 mark

The price of a computer was decreased by \( 20\% \) of its original price. One month later, the new price was increased by \( 20\% \). What is the final price of the computer relative to the original price?

Question 6

2 marks

On a test with \( 60 \) questions, Sarah answered \( 85\% \) of the questions correctly. How many questions did she answer correctly?

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