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18. Maxima and Minima
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Q37 of 137 Page 19

Manufactures can sell x items at a price of Rs each. The cost price is Rs . Find the number of items he should sell to earn maximum profit.




Profit P = SP - CP




x = 240


Therefore,



Thus x = 240 is a point of maxima.


Thus for maximum profit, x should be 240.


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18. Maxima and Minima
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