Asked by James

The wait time to ride a roller coaster is 20 minutes when 160 people are in line. At this rate, how long is the wait time when 220 people are in line?

Answers

Answered by mathhelper
Just use ratios:
time/220 = 20/160
time = 220(20/160) = 27.5 minutes
Answered by Gootter
220 / 160 = 1.375

20 * 1.375 = 27.5


27.5 minutes
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