New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    The sum of HCF and LCM of two numbers is 425. If the LCM is

    16 times the HCF, and one number is 25, find the second.
    A 100 Correct Answer Incorrect Answer
    B 260 Correct Answer Incorrect Answer
    C 400 Correct Answer Incorrect Answer
    D 350 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let HCF = x

    LCM = 16x

    x + 16x = 425

    ⇒ 17x = 425

    ⇒ x = 25

    Now,

    25 × y = 25 × 16 × 25

    ⇒ 25y = 10000

    ⇒ y = 10000 ÷ 25 = 400

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