A sum of money amounts to Ts.1500 in 5 years. find principal and rate of interest in one third of the principal. answer 1125 and 20 /3% ​

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6

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.