A group of students stood in a circle to play a game. The circle had a diameter of 15 meters. Which measurement is closest to the circumference of the circle in meters?

Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?