The average age of three boys is 16 years and the ratio of their ages – McqOptions

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1.	The average age of three boys is 16 years and the ratio of their ages is 4 : 5 : 7, find out the age of smallest boy.
A.	8 years
B.	9 years
C.	12 years
D.	16 years
Answer» D. 16 years

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