Ally spent
110 of her salary on a water heater and
19 of the remainder on a sandwich maker. If she saved the remaining $512, how much was her salary?
| Water Heater |
Sandwich Maker |
Savings |
Other total |
Total |
| 1 |
9 |
|
10 |
| |
1 |
8 |
9 |
|
| 1 u |
1 u |
8 u |
|
10 u |
Fraction of the salary spent on the water heater =
110 Fraction of the salary on the remainder
= 1 -
110 =
910 Fraction of the remainder on savings
= 1 -
19 =
89 Total salary = 10 u
Amount spent on the water heater = 1 u
Amount spent on the sandwich maker = 1 u
Amount of savings = 8 u
8 u = 512
1 u = 512 ÷ 8 = 64
Ally's salary
= 10 u
= 10 x 64
= $640
Answer(s): $640
