The ratio of Ian's money to Asher's money is 3 : 7. If Asher has $259, how much must he give to Ian so both will have the equal amount of money?
| |
Ian |
Asher |
Total |
| Before |
3 u |
7 u |
10 u |
| Change |
+ 2 u |
- 2 u |
|
| After |
5 u |
5 u |
10 u |
Comparing Ian and
Asher in the end |
1 |
1 |
|
Amount that Asher has at first = 7 u
7 u = 259
1 u = 259 ÷ 7 = 37
Total amount that Asher and Ian have
= 3 u + 7 u
= 10 u
Amount that each of them will have in the end
= 10 u ÷ 2
= 5 u
Amount that Asher must give to Ian
= 5 u - 3 u
= 2 u
= 2 x 37
= $74
Answer(s): $74
