Abby spent
38 of her salary on a speaker and
15 of the remainder on a toaster. If she saved the remaining $320, how much was her salary?
| Speaker |
Toaster |
Savings |
Other total |
Total |
| 3 |
5 |
|
8 |
| |
1 |
4 |
5 |
|
| 3 u |
1 u |
4 u |
|
8 u |
Fraction of the salary spent on the speaker =
38 Fraction of the salary on the remainder
= 1 -
38 =
58 Fraction of the remainder on savings
= 1 -
15 =
45 Total salary = 8 u
Amount spent on the speaker = 3 u
Amount spent on the toaster = 1 u
Amount of savings = 4 u
4 u = 320
1 u = 320 ÷ 4 = 80
Abby's salary
= 8 u
= 8 x 80
= $640
Answer(s): $640
