Record the journal entries for the following transactions: 1. March 10: 400 units of raw materials were purchased on account at $6.00 per unit. 2. March 15: 300 units of raw materials were requisitioned at $6.50 per unit for production, Job 872. March 25: 200 units of raw materials were requisitioned at $6.00 per unit for production, Job 879. March 10 March 15 March 25