Which equation describes the proportion: the number of chickens (c) is four times as many the number of horses (h) on the farm.? a) c = h4 b) h = 4c c) c = 4h d) c = 4 + h e) h = 4 + c

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32