Penelope's salary is 20% more than Tiffany's salary. When their salaries are decreased by 60%, their combined salaries will be $2112. How much was Penelope's salary before the decrease?
| |
Penelope |
Tiffany |
Total |
| Before |
6 u |
5 u |
11 u |
| Change |
- ? |
- ? |
- 6.6 u |
| After |
? |
? |
4.4 u
$2112 |
100% + 20% = 120%
PenelopeTiffany =
120100 =
65 Combined salaries at first
= 6 u + 5 u
= 11 u
Decrease in the combined salaries
= 60% x 11 u
=
60100 x 11 u
= 6.6 u
Combined salaries in the end
= 11 u + 6.6 u
= 4.4 u
4.4 u = 2112
1 u = 2112 ÷ 4.4 = 480
Penelope's salary before the decrease
= 6 u
= 6 x 480
= $2880
Answer: $2880
