Find an object in your home, such as a ribbon, that can easily be cut into four equal pieces by folding it upon itself. Measure the object to the nearest eighth of an inch. Work together to predict the length of each of the four pieces after the object is cut. Check your prediction by measuring the length of one of the four equal pieces.

Which system of linear inequalities is represented by the graph?

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."

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?