Anna spent
29 of her salary on a lamp and
17 of the remainder on a water heater. If she saved the remaining $450, how much was her salary?
Lamp |
Water Heater |
Savings |
Other total |
Total |
2 |
7 |
|
9 |
|
1 |
6 |
7 |
|
2 u |
1 u |
6 u |
|
9 u |
Fraction of the salary spent on the lamp =
29 Fraction of the salary on the remainder
= 1 -
29 =
79 Fraction of the remainder on savings
= 1 -
17 =
67 Total salary = 9 u
Amount spent on the lamp = 2 u
Amount spent on the water heater = 1 u
Amount of savings = 6 u
6 u = 450
1 u = 450 ÷ 6 = 75
Anna's salary
= 9 u
= 9 x 75
= $675
Answer(s): $675