please use pencil and paper to show work

Problem 1 Kelly Beaman oversees purchasing surgical supplies for Barnes Hospital. Kelly is evaluating scalpels for the hospital's surgical use. The quantity-price schedules for McKesson are given in the following table. The annual demand for scalpels is 10,000 units. The ordering cost is $150 per order and the annual carrying cost is $1.95 per unit. What is the economic order quantity that should be ordered from McKesson? ( 10 points)