SOLUTION: pat can read at a constant rate of 400 pages per 8 hours . how many seconds does it take pat to read one page ?

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pat can read at a constant rate of 400 pages per 8 hours . how many seconds does it take pat to read one page ?
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400 pages/ 8 hr = 1 page per .02 hr
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1 pg 1 hr 1 min
-------- x ------ x ------
8.02 hr 60 min 60 sec
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= 1/72 (1 page per 72 seconds)
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ans: 72 seconds

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(8)(60)=480 sec/400 pages=1.2 sec each page