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6th Class Mental Ability Related to Competitive Exam Question Bank Mathematical Reasoning

  • question_answer
    If 40 + 10 = 30, 18 + 8 = 10, then 60 + 60 =?

    A)  120                             

    B)  3600    

    C)  0          

    D)       90

    Correct Answer: C

    Solution :

     We see that \[40+10=30\] and\[18+8=10\], hence for \[-,\,\,+\] is used. \[60+60=60-60=0\]


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