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A bag contains 4 red balls, 5 green balls and 7 black balls. They are mixed thoroughly and one ball is drawn at random. What is the probability of getting a black ball?
  • a)
    7/16
  • b)
    5/16
  • c)
    1/4
  • d)
    1/16
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
A bag contains 4 red balls, 5 green balls and 7 black balls. They are ...
Total number of balls = 4 + 5 + 7 = 16
Number of black balls = 7
P(getting a black ball) = 7/16
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Community Answer
A bag contains 4 red balls, 5 green balls and 7 black balls. They are ...
Total balls= 4+ 5+ 7=16
No. of black balls=7
Probability= No. of possible outcomes/Total outcomes
= 7/16 Ans.
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