Vanessa's salary is 80% less than Kimberly's salary. When their salaries are increased by 60%, their combined salaries will be $2112. How much was Kimberly's salary before the increase?
| |
Vanessa |
Kimberly |
Total |
| Before |
1 u |
5 u |
6 u |
| Change |
+ ? |
+ ? |
+ 3.6 u |
| After |
? |
? |
9.6 u
$$(n11040 |
100% - 80% = 20%
VanessaKimberly =
20100 =
15 Combined salaries at first
= 1 u + 5 u
= 6 u
Increase in the combined salaries
= 60% x 6 u
=
60100 x 6 u
= 3.6 u
Combined salaries in the end
= 6 u + 3.6 u
= 9.6 u
9.6 u = 2112
1 u = 2112 ÷ 9.6 = 220
Kimberly's salary before the increase
= 5 u
= 5 x 220
= $1100
Answer: $1100
