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10-01-2017
Mathematics

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If 40 percent of a number is 56 what was the original number? show model

Respuesta :

10-01-2017

It is 140.

Look, if you want to calculate percents you multiply with that percent divided by 100.

So if you want to calculate 40 percent of x you:

x*0.4=56

devide the equation with 0.4

x=56/0.4

x=140

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