Andy and Marcus each bought the same storybook and both of them started reading their books on the same day. Marcus read 3 fewer pages than Andy each day. Marcus took 80 days to finish his storybook while Andy took 30 days fewer than him. Find the number of pages in the storybook.
+1639 Andy and Marcus each bought the same storybook and both of them started reading their books on the same day. Marcus read 3 fewer pages than Andy each day. Marcus took 80 days to finish his storybook while Andy took 30 days fewer than him. Find the number of pages in the storybook.
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Marcus => 80(x - 3) Andy => 30x
80(x - 3) = 30x
x = 4.8 (The number of pages Andy read each day.)
Number of pages in a book=> 4.8 * 30 = 144 
