Vaidev had $63 more than Elijah. After each of them bought an identical cardigan from a shop. Vaidev was left with 8 times as much money as Elijah. Given that Vaidev had $86 at first, how much did each cardigan cost?
| |
Vaidev |
Elijah |
Difference |
| Before |
$86 |
|
$63 |
| Change |
- 1 cardigan |
- 1 cardigan |
|
| After |
8 u |
1 u |
7 u |
Since Vaidev and Elijah each bought an identical cardigan, the difference in amount that they had at first and in the end remains the same.
7 u = 63
1 u = 63 ÷ 7 = 9
Amount that Vaidev had left
= 8 u
= 8 x 9
= $72
Cost of the cardigan
= 86 - 72
= $14
Answer(s): $14
