Which is a point on the circle whose center is (0,0) and whose radius is 5? A. (0,0) B. (4,5)
C. (3, 4)
D. (2,3)

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places

What is the slopeof the live that passes through the points and (-2,-5) and (3,-1)