Multiple Choice Questions on The six digit number 54321A is divisible by 9 where A is a single digit whole number Find A ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

The six digit number 54321A is divisible by 9 where A is a single digit whole number Find A ........

Quantitative Aptitude ( CCS) Number System
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    The six digit number 54321A is divisible by 9 where A is a single digit whole number. Find A. 

    0

    Incorrect Answer

    2

    Incorrect Answer

    4

    Incorrect Answer

    3

    Correct Answer
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    Explanation:

    A number is divisible by 9, when the sum of its digits is divisible by 9. Here, 5 + 4 + 3 + 2 + 1 + A = 15 + A should be divisible by 9. Therefore, A = 3 gives 15+ 3 = 18 as the sum of digits, which is divisible by 9. So, answer is option 4.

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