Drive, Inc. determined its estimated production for the month is 300,000 units. Each unit requires 2 kilograms of material. The beginning direct materials are 1% of the current months expected needs. Ending inventory desired is 7,500 kilograms. How much are estimated direct materials purchases in kilograms?

a. 598,500 kilograms

b. 601,500 kilograms

c. 301,500 kilograms

d. 607,500 kilograms