TCS Company Numerical Ability Age Problem

In 6 years, Raj's father will be twice Raj's age then. Two years ago, while his mother was twice his age then. If Raj is going to be 25 years old 3 years from now, then what is the sum of his parent's age now?

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TCS Other Question

What is k=0 to 28 k^2 (28Ck), where 28Ck is the
number of ways of choosing k items from 28
items?
In a circle with centre "O", AB and CD are two chords such that AB > CD and AB is perpendicular bisector of CD at E. P is a point on CD and when BP is extended it meets the circle at Q. For any point P, the triangle BPE is similar to triangle
option
1) AEC
2) QDP
3) QAB
4) ABC