isaajaqup2hbe0 isaajaqup2hbe0

13-01-2018
Mathematics

contestada

The oldest child in a family of four children is twice as old as the yougest. The two middle children are 13 and 16 years old. If the average age of the children is 13.25. how old is the youngest child?

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ecallejas131 ecallejas131

13-01-2018

the youngest child is 8 years old

16+13+16+8

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