3 years ago

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

Mathematics

1 answer:

Serga [27]3 years ago

6 0

Answer:

Step-by-step 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

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