Bicycle rentals cost $25 for 2 hours. At this rate, what is the cost of renting a bicycle for 7 hours?

Question

Bicycle rentals cost $25 for 2 hours. At this rate, what is the cost of renting a bicycle for 7 hours?

Answer 1

X/7 = 25/2

cross multiply

2X = 175

X = 175/2 = $87.50 for 7 hours

25 for 2 hours means $12.50 for one hour

multiply $12.50 by 7 for 7 hours

12.5 x 7 = $87.50