Billy had $24 more than Vaidev. After each of them bought an identical jacket from a shop. Billy was left with 3 times as much money as Vaidev. Given that Billy had $49 at first, how much did each jacket cost?
| |
Billy |
Vaidev |
Difference |
| Before |
$49 |
|
$24 |
| Change |
- 1 jacket |
- 1 jacket |
|
| After |
3 u |
1 u |
2 u |
Since Billy and Vaidev each bought an identical jacket, the difference in amount that they had at first and in the end remains the same.
2 u = 24
1 u = 24 ÷ 2 = 12
Amount that Billy had left
= 3 u
= 3 x 12
= $36
Cost of the jacket
= 49 - 36
= $13
Answer(s): $13
