The age of a man after 15 yr is 4 times the age of that man 15 yr before. His present age is [RRB (Clerk) 2012] |
A) 10 yr
B) 15 yr
C) 20 yr
D) 25 yr
Correct Answer: D
Solution :
Let present age of man be x yr. |
According to the question, |
\[x+15=4\,\,(x-15)\] |
\[\Rightarrow \] \[x+15=4x-60\]\[\Rightarrow \]\[3x=75\] |
\[\therefore \] \[x=25\,\,yr\] |
Hence, the present age of man is 25 yr. |
You need to login to perform this action.
You will be redirected in
3 sec