Banking Sample Paper SBI PO (Main) Sample Test Paper-1

  • question_answer
    Direction: Study the following table carefully and answer the questions give below.
    Number of boys of Std XI participating in different games
    Note:
    1. Every student (boy or girl) of each class of Std XI participates in a game. 2. In each class, the number of girls participating in each game is 25% of the number of boys participating in each game. 3. Each student (boy or girl) participates in one and only one game.
    If the boys of Class XI E participating in Chess together with girls of Class XI B and Class XI C participating in Table Tennis and Hockey respectively are selected for a course at the college of sports, approximately what per cent of the  students of all the sections of class XI will get advantage?

    A)  6%                              

    B)  4%          

    C)  10.51%           

    D)  13.5%      

    E)  8%

    Correct Answer: B

    Solution :

    No. of boys of XI E participating in Chess = 4 No. of girls of XI B participating in Table Tennis \[16\times 25%=4\] No. of girls in XI C participating in Hockey \[=8\times 25%=2\] \[\therefore \]No. of students for sports = 2 + 4 + 4 =10 \[\therefore \]Required \[%=\frac{10}{\left( 228+\frac{25\times 228}{100} \right)}\times 100=3.85%\approx 4%\]


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