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A box contains 3 blue, 2 white and 4 red marbles. A marble is drawn at random from the box. What is the probability that it will be blue?
  • a)
    1/9
  • b)
    1/3
  • c)
    2/3
  • d)
    2/9
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
A box contains 3 blue, 2 white and 4 red marbles. A marble is drawn a...
Let E be the event of drawing blue marble. Then. n(E)=3
Total number of sample space n(s)=3+2+4=9
Required probability:
Hence, the correct option is (b).
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