Hello I need help with this last question PLZZZ a. 6 ears of corn for $1.80. What was the cost per ear? $

b. 12 apples for $2.88. What was the cost per apple? $

c. 5 tomatoes for $3.10. What was the cost per tomato? $

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.