Let present age of father and son be 7x and 4x respectively. According to question,  => (7x – 4) (4x – 4) = 31 × (4x – 4)  => (7x – 4) = 31 => 7x = 35  => x = 5 Therefore, son’s age 3 years ago = (4x – 3) = 17 years
‘A # B’ means ‘A is the brother of B’
‘A @ B’ means ‘A is the daughter of B’.
‘A & B’ means ‘A is the husband of Bâ€...
If F&G@E@C$D then how is C related to F?
How is J related to N’s father?
Which of the following expression will make I is brother of G definitely correct?
If ‘E # F + D + A * B & C’ is true, then how is D related to C?
If A # B means A is mother of B. A @ B means A is brother of B. A % B means A is sister of B. A $ B means A is father of B. In expression K # G $ L % I ...
‘R + S’, means ‘R is the sister of S’
‘R - S’, means ‘R is the daughter of S’
‘R × S’, means ‘R is the brother of S...
If 'A @ B' means 'A is the daughter of B'. 'A & B' means 'A is the husband of B'. 'A % B' means 'A is the wife of B'. 'A $ B' means 'A is mother of B'....
If ' Y $ I @ W, I # T % S, I % P' , then how is Y related to S?
If ' S # F % G, R $ N $ G, H % N, P $ S % T' is true, then how is N related to T?
