What is a sequence of transformations that could map abc to rst?

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.)

Anyone know these questions? i need ,.

What is the sum of these mixed numbers 4 2/3+ 3 1/9