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The Smith family has 13 children, all born exactly 2 years apart. How old will the second-youngest child be when the oldest child is five times the age of the youngest child?
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Answered by
bobpursley
ages then:
n, n-2, n-4, n-6, n-2(13-1)
so last kid is n-24
5*(n-24)=n
n=5*6=30
youngestg will be 30-2(12)=6
n, n-2, n-4, n-6, n-2(13-1)
so last kid is n-24
5*(n-24)=n
n=5*6=30
youngestg will be 30-2(12)=6
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