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Maths Puzzle
The ratio of present age of A and B is 4:3. A will be 26yrs old in 6yrs from now. How old is B now?
a) 15yrs b) 20yrs c) 25yrs d) 10yrs
Read Solution (Total 7)
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- 15 as the commmon ratio is 5
- 12 years agoHelpfull: Yes(3) No(1)
- present age of A is 20yrs(26-6).
4/3=20/x;
x=15 - 12 years agoHelpfull: Yes(2) No(0)
- The answer is a) 15yrs
A will be 26 in 6 yrs from now. Which implies A is 20 now. Since the ratio is 4:3 , B is 3*20/4 =15 :) - 12 years agoHelpfull: Yes(2) No(0)
- 15 years. As A will be 26 yrs after 6 yrs from now, his present age is 20. 5*4 is 20. Hence 5*3 is 15, which is the present age of B as per 4:3 ratio.
- 12 years agoHelpfull: Yes(1) No(0)
- 4:3=20:15
because A is 20 years old - 12 years agoHelpfull: Yes(1) No(0)
- A's present age=26-6=20
4x=20 which gives x=5
so, 3x=15 is the answer i.e. option a - 12 years agoHelpfull: Yes(0) No(0)
- Ratio is 4:3 so 4x, 3x
4x+6=26
x=5
so Age of B is 15 yrs - 6 years agoHelpfull: Yes(0) No(0)
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