What are the coordinates of point p on the directed line segment from r to q such that p is 5/6 the lenght of the line segment from r to q? Round to the nearest tenth, if necessary.

Asphere has a diameter of 10 in. what is the volume of the sphere?

Sketch one cycle if the cosine function y=2cos2theta

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?