How do i find the unit rate of $7.96 for 5 pounds?

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

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 =

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?