UPSC NDA I 2011 Mathematics Paper

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Question : 83 of 120

Marks: +1, -0

If A={4n+2∣n is a natural number } and B={3n∣n is a natural number }, then what is (A∩B) equal to?

{12n2+6n∣n. is a natural number }
{24n−12∣n is a natural number }
{60n+30∣n is a normal number }
{12n−6∣n is a natural number }

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