Round each number to the nearest hundredth.

what is the best estimate for the sum of 34.719 51.626?

a.
86.35

b.
86.34

c.
86.33

d.
85.35

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.

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y

How do you write 600 as a product of its prime factors (index! )