What is the number if 80% of 50% of it is 0.72?

1 Answer
Euan S.
Aug 25, 2017

x = 1.8

Explanation:

So let's call our original number x. To take 80% of 50% of x what we have done is multiply first by 0.5 and then by 0.8. Hence,

0.72 = 0.8*0.5*x

implies x = (0.72)/(0.8*0.5)

therefore x = 1.8

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