The ratio of Owen's money to Vaidev's money is 3 : 11. If Vaidev has $33, how much must he give to Owen so both will have the equal amount of money?
| |
Owen |
Vaidev |
Total |
| Before |
3 u |
11 u |
14 u |
| Change |
+ 4 u |
- 4 u |
|
| After |
7 u |
7 u |
14 u |
Comparing Owen and
Vaidev in the end |
1 |
1 |
|
Amount that Vaidev has at first = 11 u
11 u = 33
1 u = 33 ÷ 11 = 3
Total amount that Vaidev and Owen have
= 3 u + 11 u
= 14 u
Amount that each of them will have in the end
= 14 u ÷ 2
= 7 u
Amount that Vaidev must give to Owen
= 7 u - 3 u
= 4 u
= 4 x 3
= $12
Answer(s): $12
