How to do the first question?

Which statements regarding the diagram are true? check all that apply.

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer