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    Question

    Find the highest common factor (HCF) of (12/7) , (9/10)

    and (3/5)
    A 9/70 Correct Answer Incorrect Answer
    B 9/40 Correct Answer Incorrect Answer
    C 3/40 Correct Answer Incorrect Answer
    D 3/70 Correct Answer Incorrect Answer

    Solution

    HCF of fraction = (HCF of numerator) ÷ (LCM of denominator)Required HCF = (HCF of 12, 9, 3) ÷ (LCM of 7, 10, 5) = (3/70)

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