Question

You randomly draw a marble from a bag of marbles that contains 7 blue marbles, 2 green marbles, and 1 red

marble.
What is P(not draw a blue marble)?
If necessary, round your answer to 2 decimal places.

Answer 1

.3

Explanation:

There are 7 blue,2 green and 1 red = 10 marbles

There are 3 not blue marbles = 2 green and 1 red

P(not draw a blue marble) = number of non blue marbles/ total

=3/10

=.3