Explanation:
150 total people
3/5 * 150 = 90 total people said yes
3/10 * 60 = 18 women said yes
(42 women said no)
(72 men said yes)
Subtract the people who said yes from the total people to find the people who said no.
150 - 90 = 60 people said no
60 - 42 = 18 men said no
18/90 = 0.20 or 20%
