It takes you 0.8 of a minute to read each page of your health book. it takes you 5.5 minutes to take the test at the end. how long will it take you to read 6.25 pages and also take the test?

a 10.5 minutes

b 12.55 minutes

c 11.75 minutes

d 39.375 mineutes

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.

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Can someone me with this graph problem by the way i need to know the answers by today since this assignment is due ! !