On January 15, Frazier Company received merchandise for resale from its normal supplier. The invoice price was $3,600 with terms of 4/10, n/30 for 100 units of Part #345. The invoice was paid on January 19. Freight costs were $120 and the company paid $108 of interest on a loan to buy the inventory. What is the unit cost that should be recorded for each of the 100 units of Part # 345?

1$37.20

2$36.00

3$34.56

4None of the others alternatives are correct

5$35.76