Out of 3 friends one is 12 years old. The ratio of the ages of the other 2 friends a and b is 3:4. If the youngest among them is 12 years old, find the minimum possible age of the eldest friend.

Out of 3 friends one is 12 years old. The ratio of the ages of the other 2 friends a and b is 3:4. If the youngest among them is 12 years old, find the minimum possible age of the eldest friend. Correct Answer 40

In the question it is given that first friend is 12 years old also the youngest among them but nowhere it is given that two friends are not of the same age. Thus, in this question it will be assumed that two friends are 12 years old. Of which one is the first mentioned and the other is a. A is 12 years old. A:b = 3:4 B = a / 3 * 4, = 12 / 3 * 4 = 16 years Total of their age = 12 + 12 + 16 = 40
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