What is the angle of rotation of the image

1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?

Aarti posted a comment on her blog. each day the number of responses to her comment was 125% of the number she received on the previous day. if there were 64 responses the first day, how many were there on the fourth day?

Jimmy can run 3.5 miles in 20 minutes. how far can he run in one hour and ten minutes?