Problem-Solving and Data AnalysisMediumPrice after a percent rise and a fixed cut
Problem-Solving and Data Analysis practice question
A shop raises the price of a 60-dollar item by 15 percent and then reduces the new price by 10 dollars. What is the final price, in dollars?
Answer: 59
60 × 1.15 = 69, and 69 − 10 = 59.
Common wrong answers
- If you answered 65
- 65 adds 15 instead of 15 percent.
- If you answered 69
- 69 forgets the 10-dollar reduction.
- If you answered 57.5
- 57.5 takes 15 percent of 50 and adds it.
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