Carl had $105 more than Japheth. Every day, Carl would spend 2 times as much money as Japheth. After 7 days, Carl and Japheth were left with equal amount of money. How much did Carl spend every day?
| |
Carl |
Japheth |
More |
| Before |
1 p + 2 u |
1 p + 1 u |
$105 |
| Change |
- 2 u |
- 1 u |
|
| After |
1 p |
1 p |
|
Amount that Carl spent more than Japheth
= 2 u - 1 u
= 1 u
1 u = 105
Amount that Carl spent in 7 days
= 2 u
= 2 x 105
= $210
Amount that Carl spent every day
= 210 ÷ 7
= $30
Answer(s): $30
