Sunny’s surf shop sold 20 surfboards last week. this week, they will sell 320 percent as many. how many surfboards will sunny’s sell this week? 16 64 160 640

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.