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Dafna11 [192]
2 years ago
12

The oldest child in a family of four children is twice as old as the yougest. The two middle children are 12 and 16 years old. I

f the average age of the children is 15.25 , how old is the youngest child?
Mathematics
1 answer:
Vladimir [108]2 years ago
6 0
Four children average is 15.25 so ages must add to 61
61-12-16=33
11 and 22 go into 33
Youngest is 11
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