Question

Fifteen years from now Ravi's age will be four times his present age. what is Ravi present age​

Answer 1

Answer:

5

Step-by-step explanation:

Let Ravi's present age be x years.

After 15 years, his age will be (x+15) years.

It is given that after 15 years, Ravi's age will be four times his present age.

∴4x=x+15

⇒4x−x=15

⇒3x=15

⇒x=

3

15

=5

Hence, Ravi's present age is 5 years.

Answer 2

★Question★

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

★SoluTion★

Let,

• Ravi's present age ⟼ x years

15 years later,

• Ravi's age will be ⟼ ( x + 15 ) years

Now,

According to the question,

➦ x + 15 ⟼ 4 × x

➦ x + 15 ⟼ 4x

➦ x - 4x ⟼ -15

➦ -3x ⟼ -15

➦ 3x ⟼ 15

➦ x ⟼ 15 / 3

➦ x ⟼ 5

Therefore, Ravi's present age is 5 years

Happy Learning!!