Zane is
b years old. Dylan is six times as old as Zane and Fabian is 8 years younger than Dylan.
- Express Fabian's age in terms of b.
- Zane is 4 years old as of now. ln how many years' time will Fabian be 3 times as old as Zane?
(a)
Zane's age =
b years
Dylan's age = 6
b years
Fabian's age = (6
b - 8) years
(b)
b = 4
Difference in age remains unchanged.
Difference in age between Fabian and Zane
= (6
b - 8) -
b = 6
b -
b - 8
= 5
b - 8
= 5 x 4 - 8
= 12 years
Difference in the age when Fabian will be 3 times as old as Zane
= 3 u - 1 u
= 2 u
2 u = 12
1 u = 12 ÷ 2 = 6
Number of years' time so Fabian will be 3 times as old as Zane
= 6 - 4
= 2 years
Answer(s): (a) (6
b - 8) years; (b) 2 years
