Paige solved the inquality -1/2x> -6 by using the division property of inquality to get x> 12. did paige solve the inequality correctly? explain why or why not.

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.

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

Which diagram shows lines that must be parallel lines cut by transversal?