<human>:  Joy can read 8 pages of a book in 20 minutes. How many hours will it take her to read 120 pages?
<bot>: How many minutes are in an hour? ** In one hour, there are 3 sets of 20 minutes.
How many pages can Joy read in an hour? ** So, Joy can read 8 x 3 = <<8*3=24>>24 pages in an hour.
How many hours will it take Joy to read 120 pages? ** It will take her 120/24 = <<120/24=5>>5 hours to read 120 pages.
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