You buy a bicycle helmet
for $22. The helmet is
discounted 30% off the
selling pri...
Mathematics, 22.03.2020 08:24 keke6361
You buy a bicycle helmet
for $22. The helmet is
discounted 30% off the
selling price. What is the
original price of the bike?
Answers: 1
Mathematics, 21.06.2019 17:20, kolbehoneyman
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
Answers: 3
Mathematics, 21.06.2019 18:00, briseidam6683
Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.
Answers: 2
Mathematics, 08.07.2019 23:00
Mathematics, 08.07.2019 23:00
Mathematics, 08.07.2019 23:00
Mathematics, 08.07.2019 23:00