Mathematics, 19.02.2021 06:30 hailey5129
PLEASE ANSWER THIS
Mrs. Schroeder's class average at the end of the first semester was 70% she wants to improve the average by 10% at the end of the three remaining 6 weeks what will be the approximate class average be at the end of the school year?
a. 77%
b. 85%
c. 91%
d. 93%
e. 100%
Answers: 3
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 17:30, uticabadgirl
Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny
Answers: 1
Mathematics, 22.06.2019 00:20, yoyo80431
Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.
Answers: 1
PLEASE ANSWER THIS
Mrs. Schroeder's class average at the end of the first semester was 70% she want...
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