Question

1. Fifteen years from now Ravi's age will be four times his present age. What is the present age of Ravi?
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Answer 1

Answer:

5 years old

Step-by-step explanation:

Let $x$ years old be the age of Ravi.

$x+15=4x\\ 3x=15\\x=5$

So Ravi is 5 years old now.

Answer 2

Step-by-step explanation:

Let xx years old be the age of Ravi.

x+15=4x

3x=15

x=5

So Ravi is 5 years old now.