Respuesta :

10 % = 9 balls

20 % = 18 balls

30 % = 27 balls

40 % = 36 balls

50 % = 45 balls

60 % = 54 balls

70 % = 63 balls

80 % = 72 balls

90 % = 81 balls

100 % = 90 balls

Hope that helps!