Multiple Choice Questions on In IPL 2010 the chances of team CSK winning are 1 x 1 the chances of team KKR winning are 1 x 3 and ........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In IPL 2010 the chances of team CSK winning are 1 x 1 the chances of team KKR winning are 1 x 3 and ...........

Quantitative Aptitude ( CCS) Probability
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    In IPL 2010, the chances of team CSK winning are 1/(x+1), the chances of team KKR winning are 1/(x+3) and chances of winning of Mumbai Indian are 1/5. If total 8 teams are there and the probability of winning of one of these three teams (CSK, KKR and Mumbai Indians) is 59/120, find teh value of x.

    4

    Incorrect Answer

    5

    Correct Answer

    6

    Incorrect Answer

    7

    Incorrect Answer
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    Explanation:

    1/(x+1) + 1/(x+3) + 1/5 = 59/120
    => 7x^2 – 20x – 75 = 0
    => 7x^2 – 35x + 15x – 75 = 0
    =>x = 5

    Hence, option 2 is the correct answer.

    By: Amit Kumar
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