Abby spent
215 of her salary on a lamp and
113 of the remainder on a kettle. If she saved the remaining $684, how much was her salary?
| Lamp |
Kettle |
Savings |
Other total |
Total |
| 2 |
13 |
|
15 |
| |
1 |
12 |
13 |
|
| 2 u |
1 u |
12 u |
|
15 u |
Fraction of the salary spent on the lamp =
215 Fraction of the salary on the remainder
= 1 -
215 =
1315 Fraction of the remainder on savings
= 1 -
113 =
1213 Total salary = 15 u
Amount spent on the lamp = 2 u
Amount spent on the kettle = 1 u
Amount of savings = 12 u
12 u = 684
1 u = 684 ÷ 12 = 57
Abby's salary
= 15 u
= 15 x 57
= $855
Answer(s): $855
