10
QuizMultiple Choice

Finding an Original Amount — Quiz

Question 10 • Grade 7 Mathematics

Mrs. Chin paid a 20 percent tip on the bill for lunch. Percents Total 20 percent 20 percent 20 percent 20 percent 20 percent 100 percent 2 point 7 5 dollars 2 point 7 5 dollars 2 point 7 5 dollars 2 point 7 5 dollars 2 point 7 5 dollars If the tip amount was 2 point 7 5 dollars , what was the bill for lunch before the tip was added to it?

Answer
A
13 point 7 5 dollars
B
16 point 5 0 dollars
C
5 point 5 0 dollars
D
55 point 0 0 dollars

Explanation

The $2.75 tip is 20% of the bill before the tip. To find the full bill, divide the tip by 0.20: $2.75 ÷ 0.20 = $13.75. So the bill was $13.75, choice A.

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