The function y = 400(0.75)* models the amount in milligrams of pain reliever, y. remaining in a patient's bloodstream x hours after the initial dose. How much pain reliever in milligrams remains after 3 hours? No link please​

How long would it take for a ball dropped from the top of a 576-foot building to hit the ground? round your answer to two decimal places.

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

(a.s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]