Question

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Answer 1

Answer:

Lets take ravis present age as X

so 15 years later his age will be 4X

so according to the qqestion

15+X=4X

or.15=4X-X

or.15=3X

or.X=15/3

or X=5

Answer 2

Answer:

Ravi's present age is 5.

Step-by-step explanation:

Let Ravi's present age be X

According to the question

X+15 = 4X

=}4x-x=15

=} 3x=15

=} X=15/3

= 5

Therefore Ravi's present age is 5.