Question

15 years from now vaibhav's age will be 4 times his present age. what is vaibhav's present age?

Answer 1

vaibhavs age will be 5 after calculation

Answer 2

if his present age is x  then  x+15=4x
                                          15=4x-x
                                           15=3x
                                           15/3=x 
                                            5=x
   then his present age is 5.
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