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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-6

  • question_answer
    DIRECTION: Select the missing number/letter from the given responses.
    7    6    15
    10   ?    12
    35  12   90

    A)  9                                

    B)  4                    

    C)         25                    

    D)         11

    Correct Answer: B

    Solution :

    \[7\times (10\div 2)=35\] \[15\times (12\div 2)=90\] Similarly, \[6\times (x\div 2)=12\] \[\Rightarrow \]   \[6\times \frac{x}{2}=12\] \[\Rightarrow \]   \[3x=12\] \[\therefore \]      \[x=12\div 3=4\]


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