The scores on a test given to all juniors in a school district are normally distributed with a mean of 78 and a standard deviation of 8. Find the probability that a randomly chosen junior has a score between 70 and 86.

The probability of randomly choosing a junior whose score is between 70 and 86
is __%.

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

What are the values of each variable in the diagram below?

The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia