Acarpenter has boards of lengths 24, 36, and 42 inches that must be cut into smaller boards of equal length, with no scrap wood left over.

what is the longest length of boards he can cut?

a. 2 inches
b.6 inches

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Find the area of a parallelogram with base 15 yards and height 21 2/3

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.