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Railways Sample Paper RRB (Group D) Sample Test Paper-7

  • question_answer
    If \[33+45=20,\,\,90+26=40,\,\,then\,\,30+45=\underline{?}\]

    A)  15                   

    B)  14

    C)  16                   

    D)  18

    Correct Answer: A

    Solution :

    [a] \[3+3+4+5=15\Rightarrow \,\,1+5=6\] and, \[6\times 5=30\] \[9+0+2+6=17\Rightarrow \,\,\,1+7=8\] and, \[8\times 5=40\] Similarly, \[3+0+4+5=12\Rightarrow \,\,\,1+2=3\] and, \[3\times 5=[15]\]


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