Abby spent
113 of her salary on a water heater and
112 of the remainder on a speaker. If she saved the remaining $561, how much was her salary?
Water Heater |
Speaker |
Savings |
Other total |
Total |
1 |
12 |
|
13 |
|
1 |
11 |
12 |
|
1 u |
1 u |
11 u |
|
13 u |
Fraction of the salary spent on the water heater =
113 Fraction of the salary on the remainder
= 1 -
113 =
1213 Fraction of the remainder on savings
= 1 -
112 =
1112 Total salary = 13 u
Amount spent on the water heater = 1 u
Amount spent on the speaker = 1 u
Amount of savings = 11 u
11 u = 561
1 u = 561 ÷ 11 = 51
Abby's salary
= 13 u
= 13 x 51
= $663
Answer(s): $663