Free Practice Question
PS · Problem Solving
505-555
Arithmetic
If Business A's sales are 50% higher than those of Business B, and Business B's sales are 20% lower than those of Business C, what percentage do Business A's sales represent of Business C's?
Answer Choices
Correct answer marked below120%
Correct
B
115%
C
110%
D
105%
E
100%
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Explanation
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Official Explanation
Official
I considered Business C's sales to be 100. Consequently, Business B's sales would be 80 (since 20% less than 100 is 80). Then, Business A's sales would be calculated as 50% more than 80, which is 40 (since 50% of 80 is 40).…
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Comments
2
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W
WaheedMay 29, 2024
This is definitely a test-day trap
D
DarrithAug 9, 2024
thanksss
What this question tests
What it tests
Your fluency with the order of operations, fractions, decimals, and basic number sense — the foundation every quant question leans on.
Common trap
Applying the order of operations out of sequence or rounding intermediate values before the final step.
Details
Difficulty
505-555
Type
PS
Category