Ryan is 2 years old now. His cousin is 24 years older than him. How old will Ryan be when his age is
25 of his cousin's age?
| |
Ryan |
His cousin |
Difference |
| Before |
|
|
24 |
| Change |
+ ? |
+ ? |
|
| After |
2 u |
5 u |
3 u |
The difference in the age between Ryan and his cousin at first and in the end remains unchanged.
Number of years that his cousin is older than Ryan
= 5 u - 2 u
= 3 u
3 u = 24
1 u = 24 ÷ 3 = 8
Ryan's age when his age is
25 of his cousin's age
= 2 u
= 2 x 8
= 16
Answer(s): 16
