At Guffey Middle School, lunch can be purchased a la carte. There are 5 main dish options, 6 side item options and drink options. Jennifer will have 1 main dish item, 2 different side items and 1 drink for lunch. How many combinations are possible for Jennifer's lunch?

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.)