4. CT Computer ordered 20 units of laptop computers and received an invoice dated 25January 2009 for RM50,000 (excluding transportation cost) with cash discount terms of8/15, n/30 and trade discount...

4. CT Computer ordered 20 units of laptop computers and received an invoice dated 25 January 2009 for RM50,000 (excluding transportation cost) with cash discount terms of 8/15, n/30 and trade discount 10% and 6%. The transportation cost was RM1584. No use excel. a) Find the last date to receive the cash discount. (9th February 2009) b) Calculate the net price. (RM42300) c) Determine the total payment if CT Computer pays the invoice on 7 February 2009. (RM40500)