On a standardized exam, the scores are normally distributed with a mean of 200 and a standard deviation of 10. Find the z-score of a person who scored 181 on the exam.

Find the greatest common factor of 28 and 35

What is the 12th term of b(n)=-4-2(n-1)

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp