Elaine's and aaron's daily expenses for a recent business trip are shown. elaine: $45, $12, $32, $62, $29 aaron: $26, $91, $36, $57, $61 which shows the correct mean of the data sets? answer choices elaine: $50 aaron: $40 elaine: $40 aaron: $50 elaine: $36 aaron: $54.20 elaine: $18 aaron: $27.10 part 2 write the mean absolute deviation of the daily business expenses for elaine. $ write the mean absolute deviation of the daily business expenses for aaron. $

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."

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Can any one me with the answers to these questions asap?