Ian is 8 years older than Cole. 8 years ago, the sum of their age was 58. How old is Ian now?
| |
Ian |
Cole |
Difference |
Total |
| Before |
1 u + 8 |
1 u |
8 |
58 |
| Change |
+ 8 |
+ 8 |
|
+ 16 |
| After |
1 u + 16 |
1 u + 8 |
8 |
2 u + 24 |
The difference in the age between Ian and Cole remains unchanged.
Cole's current age = 1 u
Ian's current age = 1 u + 8
Combined age of Ian and Johny 8 years ago
= 1 u + 1 u + 8
= 2 u + 8
2 u + 8 = 58
2 u = 58 - 8
2 u = 50
1 u = 50 ÷ 2 = 25
Ian's current age
= 1 u + 16
= 25 + 16
= 41
Answer(s): 41
