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If a bag contains 4 red, 3 green, and 5 blue marbles, what is the probability of
If a bag contains 4 red, 3 green, and 5 blue marbles, what is the probability of drawing a blue marble?
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Q1
If a bag contains 4 red, 3 green, and 5 blue marbles, what is the probability of drawing a blue marble?
1/3
1/4
5/12
5/10
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Total marbles = 4 + 3 + 5 = 12. Probability of blue marble = 5/12.
Questions & Step-by-step Solutions
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Q
Q: If a bag contains 4 red, 3 green, and 5 blue marbles, what is the probability of drawing a blue marble?
Solution:
Total marbles = 4 + 3 + 5 = 12. Probability of blue marble = 5/12.
Steps: 6
Show Steps
Step 1: Count the number of red marbles. There are 4 red marbles.
Step 2: Count the number of green marbles. There are 3 green marbles.
Step 3: Count the number of blue marbles. There are 5 blue marbles.
Step 4: Add the total number of marbles together. 4 red + 3 green + 5 blue = 12 total marbles.
Step 5: Identify how many of the total marbles are blue. There are 5 blue marbles.
Step 6: Calculate the probability of drawing a blue marble. Probability = (Number of blue marbles) / (Total number of marbles) = 5 / 12.
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