A book store is having a 30% off sale. Diary of a Wimpy Kid books are now $6.30 each. What was the original price of the books? Please HELP!!! I need a detailed answer. Explain …

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asked Jun 16, 2018 12.7k views

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Jihel · Answer 1 · 2018-06-20T11:21:09+0000

100%-30% is 70%. Therefore, $6.30 is 70% of the original answer. Write the ratio
6.3/x = 70/100
Cross multiply, and get
630=70x
x=9
Therefore, The Diary of a Wimpy Kid book is $9.

A book store is having a 30% off sale. Diary of a Wimpy Kid books are now $6.30 each. What was the original price of the books? Please HELP!!! I need a detailed answer. Explain …

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