The density of a fish tank is 0.4fish over feet cubed. there are 12 fish in the tank. what is the volume of the tank?

What is the value of y? round to the nearest tenth

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

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?