Fred traveled to Houston by car. Going there took 9 hours, and the return trip lasted 3 hours. Fred average speed of 61 mph while returning. Find the average speed of the trip there.

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Evaluate 5 + 6 · 2 – 8 ÷ 4 + 7 using the correct order of operations. a. 22 b. 11 c. 27 d. 5