It costs $3.45 to buy LaTeX: \frac{3}{4}3 4 lb of chopped walnuts. How much would it cost to purchase 7.5 lbs of walnuts?

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.