The ratio of ages of the father and son is 4 1 If the product of their ages is 196 what will be the ...........

Quantitative Aptitude (CDS) Problems based on Ages

The ratio of ages of the father and son is 4:1. If the product of their ages is 196, what will be the ratio of their ages after 5 years from now?

9:7

10:3

11:4

13:6

Let the age of father be f and age of son is S. Then,

F:S = 4:1 or 4x : x

F = 4x×x = 196

x×x = 49

x = 7 age of son is 7 year then age of father is 7×4 = 28 years

F:S = 28:7

F+5 :S+5 = 33 : 12

=11 : 4

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