Charlie and Ian have a total of $246. If Charlie gives Ian $23, they will each have an equal amount of money. How much money has each of them at first?
- Charlie
- Ian
|
Charlie |
Ian |
Total |
Before |
1 u + 23 |
1 u - 23 |
$246 |
Change |
- 23 |
+ 23 |
|
After |
1 u |
1 u |
$246 |
(a)
Total amount that Charlie and Ian have in the end
= 1 u + 1 u
= 2 u
2 u = 246
1 u = 246 ÷ 2 = 123
Amount that Charlie has at first
= 1 u + 23
= 123 + 23
= $146
Amount that Ian has at first
= 246 - 146
= $100
Answer(s): (a) $146; (b) $100