Practice Test Discussion

Q)

The sum of two numbers is 45 and their product is 500. Their HCF is

[NICL (GIC) AO , 2013]

    • Explanation

    Here, the sum of two numbers =45

    or    x+y=45

    And x×y=500

    So, going through the option 5 is the only common  factor which satifies both the equations.

    Hence, Option A is correct.

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