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Railways Sample Paper RRB (Group D) Sample Test Paper-11

  • question_answer
    If \[54+43=2.60+51=10,\,\,then\,\,62+72=?\]

    A)  30                   

    B)  18

    C)  20                   

    D)  9

    Correct Answer: D

    Solution :

    [d] \[5-4=1\,\,;\,\,4-3=1\] \[1+1=2\] \[6-0=6\,\,;\,\,5-1=4\] \[6+4=10\] \[6-2=4\,\,;\,\,7-2=5\] \[4+5=[9]\]


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