A shopkeeper charges Rs. 25 per item for buying 20 or less items. He gives some rebate if items bought are more. If the items bought are 50 or less, then a rebate of Re. 1 per item and for purchase of more than 50 items, rebate of Rs. 2 per item. Find the cost function. What are the points at which this is not continuous?
Introduction In business mathematics, cost functions help us understand how pricing changes based on the number of units sold or purchased. In this question, we are given a tiered pricing scheme by a shopkeeper. The task is to derive a cost function that accurately models the total cost based on the quantity of items purchased […]
