Alisa spent
310 of her salary on a speaker and
47 of the remainder on a toaster. If she saved the remaining $255, how much was her salary?
| Speaker |
Toaster |
Savings |
Other total |
Total |
| 3 |
7 |
|
10 |
| |
4 |
3 |
7 |
|
| 3 u |
4 u |
3 u |
|
10 u |
Fraction of the salary spent on the speaker =
310 Fraction of the salary on the remainder
= 1 -
310 =
710 Fraction of the remainder on savings
= 1 -
47 =
37 Total salary = 10 u
Amount spent on the speaker = 3 u
Amount spent on the toaster = 4 u
Amount of savings = 3 u
3 u = 255
1 u = 255 ÷ 3 = 85
Alisa's salary
= 10 u
= 10 x 85
= $850
Answer(s): $850
