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There are 3 red balls and 5 green balls in a bag. If two balls are picked at random from the bag then find the probability of getting a red ball?
  • a)
    5/18
  • b)
    4/19
  • c)
    5/7
  • d)
    15/28
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
There are 3 red balls and 5 green balls in a bag. If two balls are pic...
Required probability
=3C1*5C1/8C2
= 3*5/28
= 15/28
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There are 3 red balls and 5 green balls in a bag. If two balls are picked at random from the bag then find the probability of getting a red ball?a)5/18b)4/19c)5/7d)15/28Correct answer is option 'D'. Can you explain this answer?
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