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25-03-2017
Mathematics

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The number has three digits that add up to 10 . when it is multiplied by 0.5 , the product is 6.35 . what is the number?

Respuesta :

26-03-2017

Since the product has two decimal places the original 3 digit number must have one decimal place....

(ab.c)/2=6.35

ab.c=12.7

And a+b+c=1+2+7=10

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