Will had 3 times as much money as Jack. After Will had spent one-third of his money, he had $30 more than Jack. How much money did Will have at first?
| |
Will |
Jack |
| Before |
3 u |
1 u |
| Change |
- 1 u |
|
| After |
2 u |
1 u |
Amount that Will had after he spent one-third of his money
= 3 u ÷ 3
= 1 u
Amount that Will had more than Jack in the end
= 2 u - 1 u
= 1 u
1 u = 30
Amount that Will had at first
= 3 u
= 3 x 30
= $90
Answer(s): $90
