5 pounds of apples cost $8.20. How much is it for 1 pound . free 100 pointsif you also answer my riidle what goes and comes out it happends at dusk what is it A. sex B, poop C. nothing D. this is a stupid riddle

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.