Multiple Choice Questions on What will be the least number which when doubled will be exactly divisible by 12 18 21 and 30 ........ for Employee State Insurance Corporation (ESIC) Exam Preparation

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Multiple Choice Questions

What will be the least number which when doubled will be exactly divisible by 12 18 21 and 30 ........

Numerical Ability LCM, HCF
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    What will be the least number which when doubled will be exactly divisible by 12,18,21 and 30?

    630

    Correct Answer

    360

    Incorrect Answer

    603

    Incorrect Answer

    306

    Incorrect Answer
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    Explanation:

    LCM of 12,18,21 and 30 = 1260
    Doubled (divide by 2) = 1260/2 = 630

    Hence, option 1 is the correct answer.

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