It took a submarine 15 seconds to drop 75 feet below the surface of the water. If it descended at a constant rate, what was the change in the submarine’s elevation each second?
A.6 feet per second
b.-5 feet per second
c.1,350 feet per second
d.-1,350 feet per second

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Powerful women's group has claimed that men and women differ in attitudes about sexual discrimination. a group of 50 men (group 1) and 40 women (group 2) were asked if they thought sexual discrimination is a problem in the united states. of those sampled, 11 of the men and 19 of the women did believe that sexual discrimination is a problem. if the p-value turns out to be 0.035 (which is not the real value in this data set), then at = 0.05, you should fail to reject h0. at = 0.04, you should reject h0. at = 0.03, you should reject h0. none of these would be a correct statement.

What is the slope of the line that contains the points (-2,1) and (0,-3)