Numbers that are palindromes read the same forward and backward. for example, 30203 is a five-digit palindrom. if a single number is chosen randomly from the set of all two-digit numbers, find the probability that it will be palindromic. the probability that a randomly chosen two-digit number is palindromic is

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?