The following table shows the number of classes that each teacher in the math department at Wilburton High School teaches.

The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319