A vendor in Chandni Chowk sells dupattas. His profit function in ₹ is given by P(x) = 150x − 600, where x is the number of dupattas sold. How many dupattas must he sell to exactly break even (P(x) = 0)?
A vendor in Chandni Chowk sells dupattas. His profit function in ₹ is given by P(x) = 150x − 600, where x is the number of dupattas sold. How many dupattas must he sell to exactly break even (P(x) = 0)?
- A. 2
- B. 3
- C. 4
- D. 5
Answer: C) 4
Explanation: To break even, profit P(x) = 0. Therefore, 150x − 600 = 0 → 150x = 600 → x = 4.
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