Two friends live 4.4 mi apart along the same road. If they walk toward each other at rates that differ by 1/2 mph and meet 48 min later, how fast is each person walking?

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.)