Complete answer please and solution

A company currently buys a key part for a product it manufactures. The company buys the part for $5 per unit and believes it can make the part for $1.50 per unit for direct materials and $2.50 per unit for direct labor. The company allocates overhead costs at the rate of 50% of direct labor. Incremental overhead costs to make this part are $0.75 per unit. Should the company make or buy the part? Create a Total Cost per unit comparison for make or buy options. a