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SSC Sample Paper Mock Test-12 SSC CGL Tear-II Paper-1

  • question_answer
    Three big drums contain 36 L, 45 L and 72 L of oil. What biggest measure can measure all the different quantities exactly?

    A) 9 L

    B)  6 L      

    C)  7 L

    D)  8 L

    Correct Answer: A

    Solution :

    Required measure = HCF of 36L, 45L and 72L \[=({{3}^{2}})L=9L\] [\[36={{2}^{2}}\times {{3}^{2}},45={{3}^{2}}\times 5\]and \[72={{2}^{3}}\times {{3}^{2}}\]]


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