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A manufacturer can sell 'x' items at the rate of (330-x) each. The cost of producing x items is rupees x2 + 10x + 12. How many items must be sold so that his profit is maximum? |
| Answer» A manufacturer can sell 'x' items at the rate of (330-x) each. The cost of producing x items is rupees x2 + 10x + 12. How many items must be sold so that his profit is maximum? | |