Someone help with these??
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Answers: 3
Mathematics, 20.06.2019 18:04
Sara bought a pair of pants that were on sale for 30 percent off of the original price. if the original price of the pants was $29, what was the sales price of the pants?
Answers: 1
Mathematics, 21.06.2019 19:00
How is working backward similar to solving an equation?
Answers: 1
Mathematics, 21.06.2019 19:00
The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?
Answers: 2
Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
Mathematics, 31.07.2019 18:00
Mathematics, 31.07.2019 18:00