Dylan is
p years old. Valen is six times as old as Dylan and Seth is 8 years younger than Valen.
- Express Seth's age in terms of p.
- Dylan is 6 years old as of now. ln how many years' time will Seth be 3 times as old as Dylan?
(a)
Dylan's age =
p years
Valen's age = 6
p years
Seth's age = (6
p - 8) years
(b)
p = 6
Difference in age remains unchanged.
Difference in age between Seth and Dylan
= (6
p - 8) -
p = 6
p -
p - 8
= 5
p - 8
= 5 x 6 - 8
= 22 years
Difference in the age when Seth will be 3 times as old as Dylan
= 3 u - 1 u
= 2 u
2 u = 22
1 u = 22 ÷ 2 = 11
Number of years' time so Seth will be 3 times as old as Dylan
= 11 - 6
= 5 years
Answer(s): (a) (6
p - 8) years; (b) 5 years
