The ratio of Warren's money to Zane's money is 9 : 13. If Zane has $559, how much must he give to Warren so both will have the equal amount of money?
|
Warren |
Zane |
Total |
Before |
9 u |
13 u |
22 u |
Change |
+ 2 u |
- 2 u |
|
After |
11 u |
11 u |
22 u |
Comparing Warren and Zane in the end |
1 |
1 |
|
Amount that Zane has at first = 13 u
13 u = 559
1 u = 559 ÷ 13 = 43
Total amount that Zane and Warren have
= 9 u + 13 u
= 22 u
Amount that each of them will have in the end
= 22 u ÷ 2
= 11 u
Amount that Zane must give to Warren
= 11 u - 9 u
= 2 u
= 2 x 43
= $86
Answer(s): $86