Two ways to work the problem.
12/15 = 4/5 = 0.8
0.8 * 65 = 52
OR
12/15 = x/65
Cross multiply and solve for x.
A survey found that 12 out of 15 people prefer hamburgers over pizza. If 65 people are surveyed the next week, how many people will choose hamburgers?
How do I work this problem?
1 answer
1 answer