The results of a car race are shown. determine who drove the fastest. explain. cutwright: 35 laps, 84 minutes. evans: 42 laps, 96.6 minutes. loza: 38 laps, 102.6 minutes.

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.