The sum of the ages of A and B is 35 years. A is 5 years older than B. What is the age of B?
Show answer & explanation
Correct answer: A
Explanation
Given:
A + B = 35
A is 5 years older than B.
According to the formula:
A = B + 5
(B + 5) + B = 35
2B + 5 = 35
2B = 30
B = 15 years