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    Question

    The HCF of two 3 digit numbers is 17, and their LCM is

    1224. Calculate the difference between the two numbers.
    A 10 Correct Answer Incorrect Answer
    B 26 Correct Answer Incorrect Answer
    C 17 Correct Answer Incorrect Answer
    D 27 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let the numbers be тАШ17xтАЩ and тАШ17yтАЩ -------- {Where тАШxтАЩ and тАШyтАЩ should be co-prime number } ATQ, 17xy = 1224 Or, xy = 72 Only possible value of тАШxтАЩ and тАШyтАЩ is 8 and 9. So, the two numbers can be 136 (17 ├Ч 8) and 153 (17 ├Ч 9) Required dierence = 153 тАУ 136 = 17

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