At a function, the ratio of the number of men to the number of women was 5 : 4. If 25% of the women left, what percentage of the men must leave so that there will be an equal number of men and women remaining?
|
Men |
Women |
Before |
5 u |
4 u |
Change |
- 2 u |
- 1 u |
After |
3 u |
3 u |
Number of women that left
= 25% x 4 u
=
25100 x 4 u
= 1 u
Number of women that remained
= 4 u - 1 u
= 3 u
Number of men that needed to leave = 5 u - 3 u= 2 u Percentage of men that must leave = 25 x 100% = 40% Answer(s): 40%