1.

If the ages of P and Q are added to twice the age of R, the total becomes 61; if the ages of Q and R are added to thrice age of P, the total becomes 45 and if the age of P is added to thrice the age of Q and twice the age of R, the total becomes 89. What is the age of P?1). 12 years2). 3 years3). 6 years4). 10 years

Answer»

Let ages of P, Q and R be a, b and c years respectively.

According to the given INFORMATION:

a + b + 2c = 61 -------(i)

3a + b + c = 45 -------(ii)

a + 3B + 2c = 89------(iii)

Solving these three equations SIMULTANEOUSLY, we get:

⇒ a = 3, b = 14, c = 22


Discussion

No Comment Found

Related InterviewSolutions