A bag contains 1 red, 4 green, 5 blue and 10 yellow balls. What is the chance on a probability number line that none of the balls drawn is red?

Respuesta :

Answer:

1 / 20 or 5 %

Step-by-step explanation:

1). 1 + 4 + 5 + 10 = 20 - the total amount of balls.

2). 1 / 20 - is the correct probability!