A number abc is divisible by 9. If the sum of the digits in it is the multiple of___________?

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Bachelor of Engineering (B.E.) in Electronics & Communication

3 and 9
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Tution for Mathematics

you can solve it also.... given condition abc divisible by 9..........(i) by relation N=Re Mod (diviser) abc=Re Mod 9 where, N=no which is to be divided Re=remainder diviser= in this question it is 9 therefore, if (a+b+c) is multiple of 9 then only we get remainder =0 hence answer is...
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Rubiks Cube, Chess, Vedic Maths Online and Home Training

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GMAT Math Expert

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IT Professional Trainer with 15 years of experience in IT Industry

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M.Sc Microbiology

9............A multiple of 9 is always divisible by 9
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Trainer

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9 because if the sum of the digits of a given number is the multiple of 9 then only the given number will be divisible by 9. This is the divisibility test by 9.
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Teaching is my passion!!!!

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mathematics learning is easy and interesting if fundamentals are clear.

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