AnswersGrade 7 MathematicsProportional Reasoning with Percents — TestQuestion 14
14
QuizMultiple Choice

Proportional Reasoning with Percents — Test

Question 14 • Grade 7 Mathematics

Lori was paid a 15 percent commission for the home audio system that she sold. The electronics store had marked up the price of the system by 60 percent over the wholesale price of 264 dollars How much did Lori earn for the sale of the home audio system?

Answer
A
23 point 7 6 dollars
B
39 point 6 0 dollars
C
15 point 8 4 dollars
D
63 point 3 6 dollars

Explanation

The store marked the $264 wholesale price up by 60%, so the selling price was $264 × 1.60 = $422.40. Lori earned 15% of that selling price: $422.40 × 0.15 = $63.36. The correct choice is D, $63.36.

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