4. In his second year of college, Bartholomew spent an average of 2 more hours per week studying than he did his first year. His first year's average was 11 hours per week. The second year's average (m) can be found
with the equation 11- m - 2. Use mental math to find the average number of hours per week Bartholomew
spent studying during his second year.

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Which graph represents the equation y =4x

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75