Question 21 Not answered Marked out of 1.00 PQR Ltd has the following information for the year ended 30 November 2013: - Particulars Sales revenue 4,000,000 Flag question Cost of sales 3,000,000 Operating profit 500,000 Profit before taxation 430,000 Profit after taxation 220,000 Total Equity 650,000 nars- Total assets 1,100,000 ndon ltiple uary start) ON TO Calculate the gross profit margin. Select one: a. 6% b. 11% c. 13% d. 25%