Cindy had $188 more than Ivan. Cindy spent
23 of her money and Ivan spent
47 of his money. In the end, Ivan and Cindy had the same amount of money left. Find the amount of money Ivan had at first.
| |
Cindy |
Ivan |
More |
Before |
3x3 =
9 u |
7 u |
2 u |
Change |
- 2x3 =
- 6 u |
- 4 u |
|
After |
1x3 =
3 u |
3 u |
|
Fraction of money that Cindy left
= 1 -
23 =
13 Fraction of money that Ivan left
= 1 -
47 =
37 The amount of money that Ivan and Cindy had in the end is the same. Make the amount of money that Ivan and Cindy had in the end the same. LCM of 1 and 3 is 3.
Amount that Cindy had more than Ivan at first
= 9 u - 7 u
= 2 u
2 u = 188
1 u = 188 ÷ 2 = 94
Amount that Ivan had at first
= 7 u
= 7 x 94
= $658
Answer(s): $658
