raul biked at a steady speed during is 8 mile ride he finished the ride in 4/5 hour which fraction represents raul speed in miles per hour? 4/5 4/5 8 4/5 8 PLEASE HELP NOW HURRY!!!

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

What is the radical expression that is equivalent to the expression 27 1 over 5?