Mrs. Duncan is building a circular table. The piece of wood for the top of the table has a radius of 3 feet and a height of 1/4 foot. If the density of wood is 30 lbs per
cubic foot, how heavy is the piece of wood in lbs. Show all work and round your
answer to the nearest tenth.

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

Apool measures 12.3 feet by 16.6 feet. if the longer wall of the pool has a diagonal of 17.8 feet, what is the volume of the pool? (round to nearest tenth)

How to find the exponential function y=ca^x, with points (1,2) and (2,1)