Jamal is comparing two different kinds of fruit at the store. He wants to buy the one that is the best value per pound. Apples (in pounds) Cost Pears (in pounds) Cost 4 $16 7 $21 6 $24 9 $27 What is the cost per pound for each kind of fruit? Which kind of fruit gives him the best value per pound?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.