Multiple Choice Questions on A bag contains 8 blue and 7 green balls A ball is drawn out of it and put back in the bag Then a bal........... for Punjab Naib Tehsildar Exam Preparation

Probability

Mental Ability (N tehsildar)

Title

45:30

Video Progress

8 of 24 completed

Notes Progress

5 of 15 completed

MCQs Progress

38 of 100 completed

Subjective Progress

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    A bag contains 8 blue and 7 green balls. A ball is drawn out of it and put back in the bag. Then a ball is drawn again. What is the probability that both the balls are green?

    36/225

    Incorrect Answer

    48/221

    Incorrect Answer

    49/225

    Correct Answer

    40/221

    Incorrect Answer
    Explanation:

    Answer & Explanation
    49/225
    Explanation: 
    7/15 * 7/15 = 49/225


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