The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: the sum of ages of 5 children born at the intervals of 3 years each is 55 years . what is the age of the youngest child ?

Output: 5 years

Input: Consider Input: Problem: if the sides of a triangle are 26 cm , 24 cm and 15 cm , what is its area ?

Output: 180

Input: Consider Input: Problem: the value of a machine depreciates at 20 % per annum . if its present value is rs . 1 , 50,000 , at what price should it be sold after two years such that a profit of rs . 28,000 is made ?
Output: 124000