In a city with two news papers the Times and Herald , 300 people are asked which newspaper they buy each day. Of these people 50 people said they bought the Times , 110 people said they bought Herald and 160 said they did not buy a newspaper. Calculate how many bought a) both newspaper
b) either the Times or the Herald
c) the Times but not Herald
d) one newspaper only​

On a piece of paper, graph . then determine which answer choice matches the graph you drew

The table respent two linear functions the equation respented by the first tables is given

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