A flower measured 4 inches. Over the next 6 1/2 years, it grew to be 12 inches. During the 6 1/2 years, what was the average yearly growth rate of the tree.

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.)