The present ages of three persons in proportions 4 : 7 : 9. Eight year – McqOptions

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1.	The present ages of three persons in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).
A.	8, 20, 28
B.	16, 28, 36
C.	20, 35, 45
D.	None of these
Answer» C. 20, 35, 45

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