The probability that it is blue or red is 1
The given parameters are
Marbles = 8
Red = 2
Blue = 6
The probability that the selected marble is blue or red is calculated as
P = P(Blue) + P(Red)
This gives
P = 6/8 + 2/8
Evaluate the sum
P = 1
Hence, the probability that it is blue or red is 1
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Complete question
A bag with 8 marbles is shown below. 2 marbles are red, and 6 are blue. A marble is chosen from the bag at random. What is the probability that it is blue or red?
Write your answer as a fraction or a whole number.
