Question

What are the ages of three brothers if the product of their ages is 21 and sum of their ages is not divisible by 3?

Answer 1

Answer:

7,3,1

Step-by-step explanation:

Since product of 3 is 21 possible combinations is 7, 3,1 and there sum is not divisible by 3 (7+3+1 = 11).

Answer 2

Answer:

The ages of the three brothers can be $21,1,1$ or $1,7,3$.

Step-by-step explanation:

The given statements are :

The ages of the three brothers' product is $21$ and the sum of their ages is not divisible by $3$.

The ages of the three brothers can be $21,1,1$ or $1,7,3$.

These two options are plausible, hence we cannot find a unique answer for this question.