after an art class 15% of the color pencils were missing. how many color pencils were there originally if 9 color pencils are now missing?

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04-03-2017
Mathematics

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after an art class 15% of the color pencils were missing. how many color pencils were there originally if 9 color pencils are now missing?

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dsaketh dsaketh · Answer 1 · 2017-03-04T15:15:55+01:00

dsaketh dsaketh

04-03-2017

We know that the 15% of missing pencils is equal to 9

we can use this formula

9/x = 15/100

Then cross multiply

15x = 900

x = 60

There were orignally 60 pencils

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