In 2008, Doolan Company sold 10,000 unitsof inventory at twice their purchase price of $27.50 each..

In 2008, Doolan Company sold 10,000 unitsof inventory at twice their purchase price of $27.50 each. In 2009, Doolan had a gross profit of $200,000 and cost of goods sold of $225,000. Required: (a) What were Doolan’s sales in 2008? (b) What was Doolan’s gross profit in 2008? (c) What were Doolan’s sales in 2009? (d) What was Doolan’s gross profit percentage in 2009?