Question 1 (4 points) Richard's sales in the year ended 31st December 2019 were RM390,000. The sales produced a gross profit ratio of 30%. If Richard reports his inventory days as 90, and the cost of closing inventory as RM54,000, what would have been the cost of his opening inventory? RM54,000 RM135.000 RM80,630 RM70,000 Question ? Anointi