For Thursdays English class, for students are assigned to give presentations. How many different ways can a teacher or the student presentations? plz help i am doing a math test and i have a D in math I need to get a good grade

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

(b) suppose that consolidated power decides to use a level of significance of α = .05, and suppose a random sample of 100 temperature readings is obtained. if the sample mean of the 100 temperature readings is x⎯⎯ = 60.990, test h0 versus ha and determine whether the power plant should be shut down and the cooling system repaired. perform the hypothesis test by using a critical value and a p-value. assume σ = 5. (round your z to 2 decimal places and p-value to 4 decimal places.)

If the tip varies directly with the number of guest which equation represents between the tip,t, and the number of guest,g?