A sugar-water solution freezes at -1.8⁰C. A salt-water solution freezes at -13.6⁰C. What is the absolute value of the difference between the freezing temperatures of the solutions?

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

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?

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.