A 2 1/2 pound bag of grass seed covers 1/8 of an acre. How much grass seed is needed for 1 acre

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

The volume, v, of a rectangular prism is determined using the formula, where / is the length, w is the width, and his theheight of the prism. carltren solves for w and writes the equivalent equation w=using this formula, what is the width of a rectangular prism that has a volume of 138.24 cubic inches, a height of 9.6 inches, and a length of 3.2 inches?