Kimberly's salary to Barbara's salary is 3 : 8. If Kimberly spends
27 of her salary, she will have $2050 less than Barbara. How much salary does Barbara have?
| |
Kimberly |
Barbara |
Comparing Kimberly
and Barbara at first |
3x7 =
21 u |
8x7 =
56 u |
Before |
7x3 =
21 u |
|
Change |
- 2x3 =
- 6 u |
|
After |
5x3 =
15 u |
56 u |
Comparing Kimberly
and Barbara in the end |
|
$2050 less |
Kimberly's salary at first is repeated. Make Kimberly's salary at first the same. LCM of 3 and 7 is 21.
Amount that Kimberly will have less than Barbara in the end
= 56 u - 15 u
= 41 u
41 u = 2050
1 u = 2050 ÷ 41 = 50
Barbara's salary
= 56 u
= 56 x 50
= $2800
Answer(s): $2800
