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16-10-2018
Mathematics

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Mary is 5 Times as old as Morgan and the sum of their ages is 72.how old is each person

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musiclover10045 musiclover10045

16-10-2018

Let Morgan = X

Then Mary = 5X ( 5 times as old).

The sum is 72, so 5x +x = 72

5x +x = 6x:

6x = 72

Divide both sides by 6:

x = 72 / 6

x = 12

Morgan is 12 years old.

Mary is 5(12) = 60 years old.

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