Jade and Mary went shopping with a total of $527. After Jade spent
34 of her money and Mary spent $93, the ratio of Mary's money became 3 times as much as Jade's money. Find the ratio of Jade's money to Mary's money at first.
| |
Jade |
Mary |
| Before |
4 u |
3 u + 93 |
| Change |
- 3 u |
- 93 |
| After |
1 u |
|
| Comparing between Jade and Mary in the end |
1 u |
3 u |
Total amount that Jade and Mary had at first
= 4 u + 3 u + 93
= 7 u + 93
7 u + 93 = 527
4 u + 3 u = 527 - 93
7 u = 434
1 u = 434 ÷ 7 = 62
Amount that Jade had at first
= 4 u
= 4 x 62
= $248
Amount that Mary had at first
= 527 - 248
= $279
At first
Jade : Mary
248 : 279
8 : 9
Answer(s): 8 : 9
