HELP ASAP NEEDEd UNDER 10 minutes The numbers 60, 221, and 229 are the legs and hypotenuse of a right triangle. Find the multiplicative inverse to 450 modulo 3599. (Express your answer as an integer n with

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.