General admission tickets to the fair cost $5 per person. Ride passes cost an additional $7.50 per person. Parking costs $16 for the family. The total costs for
ride passes and parking was $103.50. How many people in the family attended
the fair?

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.)