An object is moving at a speed of 5 kilometers every 4.5 hours. Express this speed in miles per minute. Round your answer to the nearest hundredth.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

Annabelle's homework is 75% it took her three hours how long should she estimate it will take her to complete her homework.