Question

Students conducted a survey to see which cola was preferred most. People preferred cola A to cola B by a ratio of 9:7. If 108 people preferred cola A, how many people preferred cola B?

A:123
B:96
C:84
D:78

Answer 1

c:84

Explanation:

set your equasion to 9/7 = 108/x .solve the equasion and you get 84 for x