1.

The present age of Mr. Sanyal is three times theage of his son. Six years hence the ratio of their ages will be 5:2. What isthe present age of Mr. Sanyal?a. 48 years              b. 50 years      c. 60 yearsd. 54 years              e. none of these

Answer» Let present age of Mr. Sanyal be 3x years so his sons age is x yrs.
6 yrs from now the ratio of their ages will be`5:2` so
=>`5/2=(3x+6)/(x+6)`
=>so x=18, present age of Mr. Sanyal is `3x=3 xx 18=54 years`


Discussion

No Comment Found