Evan has 2 pieces of wood: one is 90 inches and the other is 72 inches. he wants to cut both pieces of wood into smaller pieces so that all these pieces are the same length. if he wants the pieces to be as long as possible and doesn't want to have any lumber left over how many total pieces of lumber will he have.

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?