Jamaal ran 6 miles in 30 minutes. which expression shows how to correctly determine his speed in miles per minute? 6 miles ÷ 30 minutes 30 minutes ÷ 6 miles 6 miles ÷ 1 minute 30 minutes ÷ 1 mile

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x