Ms. diaz wants to to divide her class of 30 students into 10 groups. the groups do not need to be equal size. what are some of her choices?

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

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."

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.