A length of pipe is 6cm to the nearest meter. Complete the error interval for the length of pipe.

How can you decide witch operations to use to slice a two step equation

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

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