Jordan was telling his friend alexa, who is from europe, about his training and told her how far he ran. alexa wasn't sure whether that distance was long or short because she is familiar with the metric system, which uses kilometers, instead of miles. jordan wants to convert the distance for her. if 1 kilometer equals approximately 0.62 miles, what number should he tell alexa? round your answer to the nearest tenth of a kilometer.

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

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