The junior sportswear department showed an opening inventory of $72,000 at retail with a markup of 51.5%. During the month, purchases were received in the amount of $25,000 at cost, which were marked up 55%. Find the cumulative markup percent for the department.

Select one:

a. 53.02%

b. 39.68%

c. 67.64%

d. 47.15%