What is another way to write 2/3?

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?

What is the radical expression that is equivalent to the expression 27 1 over 5?

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?