Use the interactive graph to plot each set of points. Which sets represent proportional relationships? Check
all that apply.
(3, 1), (6,2), (9,3)
(2,4),(4, 6), (7,9)
(1.5, 3), (3,6), (4,8)
(3,1),(4,3), (8,6)

Rai compares two cable plans from different companies. which equation gives the correct value of mm, the number of months for which plans a and b cost the same?

Asays "we are both knaves" and b says nothing. exercises 24–31 relate to inhabitants of an island on which there are three kinds of people: knights who always tell the truth, knaves who always lie, and spies (called normals by smullyan [sm78]) who can either lie or tell the truth. you encounter three people, a, b, and c. you know one of these people is a knight, one is a knave, and one is a spy. each of the three people knows the type of person each of other two is. for each of these situations, if possible, determine whether there is a unique solution and determine who the knave, knight, and spy are. when there is no unique solution, list all possible solutions or state that there are no solutions. 24. a says "c is the knave," b says, "a is the knight," and c says "i am the spy."

Acylinder and its dimensions are shown. which equation can be used to find v, the volume of the cylinder in cubic centimeters?