A man had seven children. When their average age was 12 years a child aged 6 years was lost. Find the average age of the remaining 6 children. - Study24x7
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A man had seven children. When their average age was 12 years a child aged 6 years was lost. Find the average age of the remaining 6 children.

A

12 yrs

B

13 yrs

C

14 yrs

D

15 yrs

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