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NTSE Sample Paper NTSE MAT Practice Test-13

  • question_answer
    If'+' means divided'?' means multiplied, 'X' means plus, and '-' means minus then (280+10x20)-8-6=?

    A)  70            

    B)  42

    C)  -392         

    D)  58

    E)  None of these

    Correct Answer: E

    Solution :

     \[\left( 280+10\times 20 \right)-8\div 6\] \[\Rightarrow \left( 280\div 10+20 \right)\times 8-6\] \[~\Rightarrow \left( 28+20 \right)\times 8-6=48\times 8-6\]\[384-6=378\]


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