Use the bar graph to find the experimental probability of the event.
8. Rolling a 4

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

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.)