document.write( "Question 484693: Let C(x)= 200+30x be the cost to manufacture x items. Find the average cost per item to produce 40 items. Round to the nearest dollar \n" ); document.write( "
Algebra.Com's Answer #331601 by richard1234(7193)\"\" \"About 
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C(40) = 200 + 30(40) = $1400. However we want the average cost (over 40 items) so the average cost is 1400/40 = $35 per item. \n" ); document.write( "
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