A manufacturer can sell x items at a price of Rs(5 - x/100) each. The cost price of x items is Rs (x/5 + 500). Find the number of items he should sell to reach maximum profit.
Given that manufacturer sells x items at a price of Rs (5 - x/100) each.
.'. Total revenue obtained
Let P(x) be the profit function.
We know that,
Profit = Revenue - cost
Hence, number of items sold to have maximum profit is 240.
