Denver Corporation produces joint products B, O and E from a joint process. The joint cost for the month of July is RM120,000. There was no beginning inventory for all products.

Product	Units produced	Units Sold	Total separable costs	Selling price
B	10,000	8,000	RM10,000	RM16
O	4,000	2,500	RM10,000	RM
E	5,000	4,000	RM 5,000	RM 5

Required:

1. What is the total cost per unit for product B, O and E.

2. What is the gross margin percentage for product B, O and E.