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A jar contains 5 red, 3 blue, and 2 yellow marbles. What is the probability of d
A jar contains 5 red, 3 blue, and 2 yellow marbles. What is the probability of drawing a yellow marble?
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Practice Questions
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Q1
A jar contains 5 red, 3 blue, and 2 yellow marbles. What is the probability of drawing a yellow marble?
1/5
1/10
1/4
1/6
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Total marbles = 5 + 3 + 2 = 10. Probability of drawing a yellow marble = Number of yellow marbles / Total marbles = 2/10 = 1/5.
Questions & Step-by-step Solutions
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Q: A jar contains 5 red, 3 blue, and 2 yellow marbles. What is the probability of drawing a yellow marble?
Solution:
Total marbles = 5 + 3 + 2 = 10. Probability of drawing a yellow marble = Number of yellow marbles / Total marbles = 2/10 = 1/5.
Steps: 7
Show Steps
Step 1: Count the number of red marbles. There are 5 red marbles.
Step 2: Count the number of blue marbles. There are 3 blue marbles.
Step 3: Count the number of yellow marbles. There are 2 yellow marbles.
Step 4: Add the number of all marbles together. Total marbles = 5 (red) + 3 (blue) + 2 (yellow) = 10.
Step 5: Find the number of yellow marbles. There are 2 yellow marbles.
Step 6: Calculate the probability of drawing a yellow marble. Probability = Number of yellow marbles / Total marbles = 2 / 10.
Step 7: Simplify the fraction 2/10. It simplifies to 1/5.
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