Mary had $196 more than Ryan. Mary spent
23 of her money and Ryan spent
47 of his money. In the end, Ryan and Mary had the same amount of money left. Find the amount of money Ryan had at first.
| |
Mary |
Ryan |
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 Mary left
= 1 -
23 =
13 Fraction of money that Ryan left
= 1 -
47 =
37 The amount of money that Ryan and Mary had in the end is the same. Make the amount of money that Ryan and Mary had in the end the same. LCM of 1 and 3 is 3.
Amount that Mary had more than Ryan at first
= 9 u - 7 u
= 2 u
2 u = 196
1 u = 196 ÷ 2 = 98
Amount that Ryan had at first
= 7 u
= 7 x 98
= $686
Answer(s): $686
