Question 1108407
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x*2400 + (21-x)*1800 = 48000,


where x = "How many pages must be in smaller type".


Solve for x.


24x + 21*18 - 18x = 480

6x = 480 - 21*18 = 102  ====>  x = {{{102/6}}} = 17.


<U>Answer</U>.  17 pages in small font.
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