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SSC Quantitative Aptitude LCM & HCF Question Bank LCM and HCF (I)

  • question_answer
    Find the greatest number that divides 130, 305 and 245 leaving remainders 6, 9 and 17, respectively.

    A) 4

    B) 5

    C) 14

    D) 24

    Correct Answer: A

    Solution :

    [a] Given that, \[x=130,\]\[y=305,\]\[z=245\] \[a=6,\]\[b=9,\]\[c=17\] According to the formula, Required number = HCF of \[[(130-6),\,(305-9),\,(245-17)]\] = HCF of 124, 296, 228 = 4


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