Note:

A=66

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Task 1: Answer the following: Mr. Hamed wants to purchase existing car wash business. The purchase cost is (A + 5000) R.O and variable cost per car is estimated to be (A +80) R.O. In addition, he knows that the price of each car comes from the profit function P(x) = (A +90)x (A + 5000). a. How many cars must be washed to recover the purchase price. (15 Marks) = b. If the revenue function now is expressed by R(x) = (A + 1600) + (A + 20)x2, find the minimum profit value Mr. Hamed can gain. (12 Marks)