Willie had some candy to give to his five
children. He first took nine pieces for
himself and then evenly divided the rest
among his children. Each child received
three pieces. With how many pieces did
he start?

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.