THE AVERAGE AGE OF 10 CHILDREN IS 8 YEAR 2 MONTHS . IF THE AVERAGE AGE OF 9 CHILDREN IS 6 YEAR 2 MONTHS, FIND THE AGE OF 10TH CHILD . [GIVE ANSWER WITH STEPS]
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jab 9 children ki age 6 years 2 moths h to 10th child ki age k liye isme 8year 2 monyhs add kr denge to 14 year 4 monyhs
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