On Monday, Raeann, Jade, Xandra and Sarah spent a total of $108. On Tuesday, Raeann spent twice of what she spent on Monday, Jade spent the same as what she spent on Monday, Xandra spent $14 less than what she spent on Monday, and Sarah spent $6 more than what she spent on Monday. All of them spent an equal amount on Tuesday. How much did Raeann and Sarah spend altogether on Monday?
| |
Raeann |
Jade |
Xandra |
Sarah |
Total |
| Before |
1 u |
3 u |
3 u + $14 |
3 u - $6 |
$108 |
| Change |
x 3 |
|
- $14 |
+ $6 |
|
| After |
3 u |
3 u |
3 u |
3 u |
|
Total amount that the four girls spent on Monday
= 1 u + 3 u + 3 u + 14 + 3 u - 6
= 10 u + 14 - 6
= 10 u + 8
10 u + 8 = 108
10 u = 108 - 8
10 u = 100
1 u = 100 ÷ 10 = 10
Total amount that Raeann and Sarah spent on Monday
= 1 u + 3 u - 6
= 4 u - 6
= 4 x 10 - 6
= 40 - 6
= $34
Answer(s): $34
