At a parade, the ratio of the number of men to the number of women was 7 : 4. If 37% 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 |
7 u |
4 u |
Change |
- 4.48 u |
- 1.48 u |
After |
2.52 u |
2.52 u |
Number of women that left
= 37% x 4 u
=
37100 x 4 u
= 1.48 u
Number of women that remained
= 4 u - 1.48 u
= 2.52 u
Number of men that needed to leave = 7 u - 2.52 u= 4.48 u Percentage of men that must leave = 4.487 x 100% = 64% Answer(s): 64%