It takes an older pump twice as long to drain a certain pool as it does a newer pump. working together, it takes the two pumps 5 hours to drain the pool. how long will it take the newer pump to drain the pool working alone?

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.)