A fire destroyed all ABC's merchandise inventory on October 1. On January 1 the balance in inventory was: 3559. From January 1-October 1 o sales were 24913 o purchases were 21674.31 o the mark up on cost was 43% a. The gross profit margin is (as %, e.g. 34.23% would entered as 34.23): .43 b. Estimated COGS of inventory destroyed is: 14200.41 C. Estimated inventory destroyed: 11032.9