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1. One third the sum of 13 and a certain number is the same as one more than twice the number. Find out the number.

  • A. 6
  • B. 6
  • C. 6
  • D. 6

Answer: Option B

Explanation:

(13 + x)/3 = 2x + 1

13 + x = 6x + 3 m

or, 13 - 3 = 6x - x

or, 5x = 10

or, x = 2


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