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).

Arithmetic Aptitude

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) 15, 18, 36

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