Mr. rodriguez used a random sample of 20 students from each grade at willowbrook school to determine their favorite types of reading material. he made a graph of the results. what can he infer from the results? overall, students are less interested in reading magazines than comics. students are less interested in reading comics than magazines. students prefer magazines to books. 7th-grade students prefer books.

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

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."

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens