The graph shows khariul's journey when he visited a friend in town C. During the journey he stopped for breakfast at a cafeteria, after which he continued to drive to town CA) At what time did he leave home?B) How far did he travel before he reached the cafeteria?C) Find the gradient of each of the following line segments, stating clearly what each gradient representsi) OA ii) AB iii) BC

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

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."

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students