pls answer this letter b.

Swifty Furniture Ltd. uses a perpetual inventory system and has a beginning inventory, as at June 1 , of 500 bookcases at a cost of $119 each. During June, the company had the following purchases and sales of bookcases: Determine the cost of goods sold and the cost of the ending inventory using the average cost formula. (Use unrounded numbers for average cost calculations. Round answers to 2 decimal places. e.g 5.52.) Cost of goods sold $ Cost of the ending inventory $ Calculate Swifty Furniture's gross profit and gross profit margin for the month of June. (Round gross profit margin to 1 decimal place, e.g. 15.1 and gross profit to the nearest whole dollar, e.g. 1525.) Gross profit $ Gross profit margin %