At a party, the ratio of the number of men to the number of women was 5 : 4. If 40% 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 |
- 2.6 u |
- 1.6 u |
After |
2.4 u |
2.4 u |
Number of women that left
= 40% x 4 u
=
40100 x 4 u
= 1.6 u
Number of women that remained
= 4 u - 1.6 u
= 2.4 u
Number of men that needed to leave = 5 u - 2.4 u= 2.6 u Percentage of men that must leave = 2.65 x 100% = 52% Answer(s): 52%