A is 9 years older than B who is four times as old as C. The total of the ages of A, B and C is 49 years. What is the product of ages of A and C?
A is 9 years older than B who is six times as old as C. The total of the ages of A, B and C is 139 years. What is the product of A and B ages ?
In 2017, A is 9 years older than B who is five times as old as C. The total of the ages of A, B and C is 97 years. What would be the average of A and C ages in the year 2024 ?
A is 4 years older than B who is three times as old as C. The total of the ages of A, B and C is 88 years. What is the average of A and C ages?
