Aris spent
310 of her salary on a muffin maker and
17 of the remainder on a speaker. If she saved the remaining $420, how much was her salary?
Muffin Maker |
Speaker |
Savings |
Other total |
Total |
3 |
7 |
|
10 |
|
1 |
6 |
7 |
|
3 u |
1 u |
6 u |
|
10 u |
Fraction of the salary spent on the muffin maker =
310 Fraction of the salary on the remainder
= 1 -
310 =
710 Fraction of the remainder on savings
= 1 -
17 =
67 Total salary = 10 u
Amount spent on the muffin maker = 3 u
Amount spent on the speaker = 1 u
Amount of savings = 6 u
6 u = 420
1 u = 420 ÷ 6 = 70
Aris's salary
= 10 u
= 10 x 70
= $700
Answer(s): $700