aikomobolanle aikomobolanle

13-08-2021
Mathematics

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A bag contains 8 red marbles, 3 blue marbles, and 1 green marble. What is the probability that a randomly selected marble is not blue?

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wegnerkolmp2741o wegnerkolmp2741o

13-08-2021

Answer:

.75

Step-by-step explanation:

8 red marbles, 3 blue marbles, and 1 green marble = 12 marbles

P( not blue) = marbles that are not blue / total

=(8red+1 green) / 12

=9/12

= 3/4

.75

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