You swim 3.6 kilometers per hour . How long (in minutes) will it take you to swim the distance (d) across the pond PLease help ill give brainiest

Find the vertex of the function given below y=x^2-6x+1

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

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