Net Markdown% (NMD%)

1)For the month of November, the Pepe Department Store had net sales of $8400.00 and markdowns of $272.00. What was the NMD% for November?

2)The Elcanta clothing store has 40 skirts in stock which will have to be marked for quick clearance.25 had originally retailed for $19.50 each, and 15 had originally retailed for $14.25 each.The first group was reduced to $11.50, and the second group was reduced to $11.25.If all of the skirts were sold during the clearance, what was the NMD% for the skirts during the clearance?

3)The menswear store had 30 suits in the opening inventory. Among the 30 suits, 5 were sold at the original retail price of $240 each in the beginning of the season. The remaining suits were marked down to $120 for a promotion.During the promotion, 15 suits were sold. After the promotion, the remainder were marked back up and eventually sold out at the original retail price during the remaining season. What is the NMD% for the entire 30 suits?