Answer:
7 men : 8 women
Explanation:
If 150 adults did the survey and 80 were women then there would be...
150-80 men=70 men
The ratio of men:women would be 70 men : 80 women
We can simplify this into 7 men : 8 women
This means that for every 7 men that completed the survey, there are 8 women who completed the survey.