All usa spend $35 to purchases 12 chickens. she bought 2 different types of chicken americana chickens cost 3.75 each and delaware. hockey cost 2.59 each? how to put it in a equation

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set.a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}

How is the interquartile range calculated?