3. The slipper department showed an opening inventory of $80,000 at retail with a markup of 48%. The purchases for that month amounted to $30,000 at cost, which was marked in at 52%. The initial markup planned for this department was 50.5%. (a) Determine the season-to-date cumulative markup percentage for the department. (b) Was the department on target with its markup? If not, what factors caused a deviation?