2. [5 points] Winnie is selling candy bars as a fundraiser. The bar chart below shows the number of
candy bars she sold each day.
Find the mean of the numbers of candy bars sold each day.

Find the median of the numbers of candy bars sold each day.

(c) Find the mode of the numbers of candy bars sold each day.

(d) Find the range of the numbers of candy bars sold each day.

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.

Jahdzia wears her winter coat when the temperature is colder than -4 degrees celsius. write an inequality that is true only for temperatures (t) at which jahdzia wears her winter coat.