Mike earned the amounts listed in the table below. Hours worked (h) Amount Earned (E) 10 $150 20 $300 25 $375 Which equation could be used to find the amount of money Mike earns, E, for any number of hours worked? a. E = $15 + h
b. E = 12 + h
c. E = $15h
d. E = 12h

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.