Cost of materials used and Inventory end The Heaven & Earth Company made the following material purchases and issues during January: 1 Balance on hand, 1,000 units at P4.00 each 3 Issued 250 units 5 Received 500 units at P4.50 each 6 Issued 150 units 10 Issued 110 units 11 Factory returned 10 units to the store room that were issued on the 10th 15 Received 500 units at P5.00 each 20 Returned 300 units to vendor from May 15th purchase 26 Issued 100 units