Problem on Ages - Quantitative Aptitude (MCQ) questions for Q. 20396

Q.  The ratio between the present ages of A and B is 3:5 respectively. If the difference between B's present age and A's age after 4 years is 2 , what is the total of A's and B's present ages?
- Published on 07 Jul 17

a. 24 years
b. 32 year
c. 48 years
d. cannot be determined
e. None of these

ANSWER: 24 years
 
Let the present ages of A and B be 3x years and 5x years respectively.
5x – (3x + 4) = 2
2x = 6
x = 3.
Therefore,
Required sum = 3x + 5x = 8x = 24 years

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