Julie and Sarah went shopping with a total of $936. After Julie spent
56 of her money and Sarah spent $96, the ratio of Sarah's money became 4 times as much as Julie's money. Find the ratio of Julie's money to Sarah's money at first.
|
Julie |
Sarah |
Before |
6 u |
4 u + 96 |
Change |
- 5 u |
- 96 |
After |
1 u |
|
Comparing between Julie and Sarah in the end |
1 u |
4 u |
Total amount that Julie and Sarah had at first
= 6 u + 4 u + 96
= 10 u + 96
10 u + 96 = 936
6 u + 5 u = 936 - 96
10 u = 840
1 u = 840 ÷ 10 = 84
Amount that Julie had at first
= 6 u
= 6 x 84
= $504
Amount that Sarah had at first
= 936 - 504
= $432
At first
Julie : Sarah
504 : 432
7 : 6
Answer(s): 7 : 6