What are the numbers that go into the boxes on question A and question B?

The Northstar Corp. company has the following purchases and sales during the year endod Decomber 31. 2019. The units have a selling price of $90.00 per unit. in unis irom the July 29 purchase a) Given that Northstar Corp, employs a perpetual inventory system, calculate the cost of poods available for sale and the number of units available for sale, As well as the units remainina in andins imonating. b) Please fill in the table by calculating the dollar value of cost of goods sold and ending imventory, as wed as the gross prodit earned by Northstar Corp. using the following systoms : FIFO, LFO. Weighted Average, and Specific identification, Calculate woighted average cost per unit of merchandise inventocy