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?
26 years
A=B+4 B=3C A+B+C=88 (A+C)/2=?
3C+4+3C+C=88, C=12 B=36 A=40 (A+C)/2=26
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 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 ?
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?
