Multiple choice

A bag contains 4 yellow balls, 5 green balls and 3 red balls. What will be the probability of getting red and yellow balls?

  1. 7/12

  2. 1/12

  3. 5/12

  4. 8/12

  5. 9/12
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In a bag, there are total 12 (5 + 4 + 3) balls. For getting 3 red balls, the probability is 3/12 and for getting 4 yellow balls, the probability is 4/12. Hence, the probability of getting red and green balls by using the product principle, is (3/12) * (4/12) = 1/12.

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