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

<result>5</result>