the manufacture charge $90 per units for units that cost $40 to produce. To encourage large order from distributors, the manufacture will the price by $ 0.01 per unit for each unit in excess of 100 units. ( for example , an order of 101 units would have a price of $ 89.99 per units, and an order of 102 units would have a price of $89.98 per units ). this price reduction is did continued when the price per unit drop $57 . express the price per unit as a function of the order size tell me the detail of solution , please