what if each multiple choice question has 5 instead of 4? how does this change the probability of guessing correct answers?

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save

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.)