114 seniors out of a hs of size 430

How many $20 bills do you need to have to make $280

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

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