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A manufacturer can sell x items at the p...

A manufacturer can sell x items at the price of Rs. `(330-x)` each. The cost of producing xitems is Rs. `x^2+ 10x-12`. How many items must be sold so that his profit is maximum?

A

`60`

B

`80`

C

`100`

D

`120`

Text Solution

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The correct Answer is:
B
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