Jeremy is
w years old. Elijah is six times as old as Jeremy and Will is 4 years younger than Elijah.
- Express Will's age in terms of w.
- Jeremy is 5 years old as of now. ln how many years' time will Will be 4 times as old as Jeremy?
(a)
Jeremy's age =
w years
Elijah's age = 6
w years
Will's age = (6
w - 4) years
(b)
w = 5
Difference in age remains unchanged.
Difference in age between Will and Jeremy
= (6
w - 4) -
w = 6
w -
w - 4
= 5
w - 4
= 5 x 5 - 4
= 21 years
Difference in the age when Will will be 4 times as old as Jeremy
= 4 u - 1 u
= 3 u
3 u = 21
1 u = 21 ÷ 3 = 7
Number of years' time so Will will be 4 times as old as Jeremy
= 7 - 5
= 2 years
Answer(s): (a) (6
w - 4) years; (b) 2 years
