In the figure below, line Ad is parallel to line HJ and line GK is parallel to line CF. 3/4
1/2
16/15
13/14
A
H
5/6
8/7
9/10
12/11
G
F

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?