Free Practice Question
PS · Problem Solving
505-555
Percentages
Store S's gross profit from a certain product is 40 percent of the store's revenue from the product. The store's gross profit from the product is what percent of the store's cost for the product?
Answer Choices
Correct answer marked belowA
25%
B
33 1/3%
C
40%
66 2/3%
Correct
E
150%
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Explanation
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What it tests
Your ability to compute percentage change, percentage of a whole, and to work backwards from a final value.
Common trap
Treating successive percentage changes as additive — a 10% rise then a 10% fall is not back to the start.
Details
Difficulty
505-555
Type
PS
Category