Answer:
40 pages/hr and 1/40 hour per page
Explanation:
(a) unit rate for pages per hour:
10 pages
-------------- = 40 pages/hr
1/4 hour
(b) unit rate for hours per page:
--------------- = 1/40 hour per page
Leo reads 40 pages in an hour.
If you add 1/4 of an hour 4 times by itself it'll turn into 1 hour. So you need to multiply 10 pages by 4 and you'll get the amount of pages he reads per hour.
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