Question

A bag contains 4 black marbles, 5 red marbles, and 1 blue marble. What is the probability of drawing a black marble or a blue marble from the bag?

Answer 1

40 percent

Answer 2

It is 50% @athenasannabeth

Answer 3

oh sorry i wasn't paying attention I did't see where it said blue marble

Answer 4

It is either blue or black marbles so
blue marbles + black marbles = 5
red marbles = 5
So it is a 50% chance to roll blue or black

Answer 5

ik sorry