Andy had 3 times as much money as Michael. After Andy had spent one-third of his money, he had $40 more than Michael. How much money did Andy have at first?
| |
Andy |
Michael |
| Before |
3 u |
1 u |
| Change |
- 1 u |
|
| After |
2 u |
1 u |
Amount that Andy had after he spent one-third of his money
= 3 u ÷ 3
= 1 u
Amount that Andy had more than Michael in the end
= 2 u - 1 u
= 1 u
1 u = 40
Amount that Andy had at first
= 3 u
= 3 x 40
= $120
Answer(s): $120
