The highest temperature recorded in North Carolina was 110oF in 1983. The lowest temperature recorded was -34oF in 1985. What is the difference in the temperatures recorded?

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?

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250