Zane had five times as much money as Paul. After Zane had spent $76, Paul had four times as much money as Zane. How much more money than Paul had Zane at first?
| |
Zane |
Paul |
More |
Before
|
5x4 =
20 u |
1x4 =
4 u |
16 u |
| Change |
- $76 |
|
|
| After |
1 u |
4 u |
|
The amount that Paul had remains unchanged. Make the amount that Paul had the same. LCM of 1 and 4 is 4.
Amount that Mark had in the end = 1 u
20 u - 76 = 1 u
20 u - 1 u = 76
19 u = 76
1 u = 76 ÷ 19 = 4
Amount that Paul had more than Zane at first
= 20 u - 4 u
= 16 u
= 16 x 4
= $64
Answer(s): $64
