Mya's dog weighs 42.8 pounds. Lydia's dog weighs 2.9 times as much as Mya's dog. What does Lydia's dog
weigh in pounds?

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?

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

With alll of except for the 2 that i did already