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Mathematical Reasoning
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What is the converse of the statement: n is divisible by 3, if the sum of digits of n is divisible by 3?
(A) If n is not divisible by 3, then sum of digits of n is not divisible by 3. (B) n is divisible by 3, implies that sum of digits of n is divisible by 3. (C) If n is divisible by 3, then sum of digits of n is not divisible by 3. (D) none of these
jeemain
math
mathematical-reasoning
class11
ch14
medium
implications-(tautology-contradiction.)
q37
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asked
Jan 20, 2014
by
thanvigandhi_1
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Sep 4, 2014
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sharmaaparna1
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1 Answer
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Ans : (B)
n is divisible by 3, implies that sum of digits of n is divisible by 3.
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Jan 21, 2014
by
thanvigandhi_1
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