Caden is 5 years old. His uncle is 24 years older than him. In how many years will Caden's uncle be 4 times as old as Caden?
| |
His uncle |
Caden |
Difference |
| Before |
29 |
5 |
24 |
| Change |
+ ? |
+ ? |
|
| After |
4 u |
1 u |
3 u |
The difference in the age between Caden and his uncle at first and in the end remains the same.
Difference in the age between Caden and his uncle
= 4 u - 1 u
= 3 u
3 u = 24
1 u = 24 ÷ 3 = 8
The increase in age of Caden and his uncle remains the same.
Number of years' time so Caden's uncle will be 4 times as old as Caden
= 8 - 5
= 3
Answer(s): 3
