Gwen's salary is 80% more than Jade's salary. When their salaries are increased by 40%, their combined salaries will be $7448. How much was Gwen's salary before the increase?
| |
Gwen |
Jade |
Total |
| Before |
9 u |
5 u |
14 u |
| Change |
+ ? |
+ ? |
+ 5.6 u |
| After |
? |
? |
19.6 u
$7448 |
100% + 80% = 180%
GwenJade =
180100 =
95 Combined salaries at first
= 9 u + 5 u
= 14 u
Increase in the combined salaries
= 40% x 14 u
=
40100 x 14 u
= 5.6 u
Combined salaries in the end
= 14 u + 5.6 u
= 19.6 u
19.6 u = 7448
1 u = 7448 ÷ 19.6 = 380
Gwen's salary before the increase
= 9 u
= 9 x 380
= $3420
Answer: $3420
