In the figure below, triangle qrs is isosceles. note: picture not drawn to scaleif spq = 35° and qrs = 36°, what is pqr? answer choices: 127117132137

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.

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

Which of the following equations is equivalent to x/3-6/x=1