It says it's not complete so I'm missing something and I also got some of them wrong too, can i get help on this problem please,

this is what chegg study showed me but not all of it is right, there's no such thing as ending and beginning inventory on my list only inventory:

IThe following information applies to the questions displayed below.j Home Hardware reported beginning inventory of 20 shovels, for a total cost of $100. The company had the following transactions during the month: Jan. 2 sold 4 shovels on account at a selling price of $10 per unit 16 sold 10 shovels on account at a selling price of $10 per unit. 18 Bought 5 shovels on account at a cost of $5 per unit. 19 Sold 10 shovels on account at a selling price of $10 per unit. 24 Bought 10 shovels on account at a cost of $5 per unit. 31 Counted inventory and determined that 10 units were on hand