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21-12-2020
Mathematics

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5 green marbles 5 red marbles 10 yellow marbles
What is the probability that the first marble is not yellow and the second one is a yellow

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nadia2318116 nadia2318116

24-12-2020

Answer:

5/19

Step-by-step explanation:

Marbles=20

So the probability of choosing not yellow is 10/20=1/2.

Marbles are not replaced.

The total number is 19

The probability of choosing yellow is 10/19

So the final answer is (1/2)*(10/19)=5/19.

hope this helps

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