There are (64)2⋅ 60 pigs on a farm. What is the total number of pigs on the farm?

Which graph represents an even function?

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.

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?