Reggie had $18 more than Elijah. After each of them bought an identical sweater from a shop. Reggie was left with 3 times as much money as Elijah. Given that Reggie had $67 at first, how much did each sweater cost?
| |
Reggie |
Elijah |
Difference |
| Before |
$67 |
|
$18 |
| Change |
- 1 sweater |
- 1 sweater |
|
| After |
3 u |
1 u |
2 u |
Since Reggie and Elijah each bought an identical sweater, the difference in amount that they had at first and in the end remains the same.
2 u = 18
1 u = 18 ÷ 2 = 9
Amount that Reggie had left
= 3 u
= 3 x 9
= $27
Cost of the sweater
= 67 - 27
= $40
Answer(s): $40
