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N is a Whole Number Which When Divided by 4 Gives 3 as Remainder. What Will Be the Remainder When 2n is Divided by 4? - Mathematics

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MCQ

n is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2n is divided by 4?

Options

  • 3

  • 2

  • 1

  • 0

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Solution

2

Explanation 

Let n = 4q + 3

Then, 2n = 8q + 6 = 4(2q + l) + 2

Thus, when 2n is divided by 4, the remainder is 2.

Concept: Number System (Entrance Exam)
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