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Question 8Asked in BPSC TRE 1.0 (2023) Computer Science Class 11-12 + 18 more papers

The sum of the numerator and denominator of a fraction is 11. If 1 is added to the numerator and 2 is subtracted from the denominator, it becomes 2/3. The…

The sum of the numerator and denominator of a fraction is 11. If 1 is added to the numerator and 2 is subtracted from the denominator, it becomes 2/3. The fraction is
  1. A5/6
  2. B6/5
  3. C3/8
  4. DMore than one of the above
  5. ENone of the above
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Correct answer: (C) 3/8

Explanation

Let the fraction be n/d with n + d = 11. (n + 1)/(d − 2) = 2/3 gives 3n + 3 = 2d − 4. Using d = 11 − n: 5n = 15, so n = 3, d = 8, giving 3/8.

From BPSC TRE 1.0 (2023) Computer Science Class 11-12 — Previous Year Paper

This is question 8 of BPSC TRE 1.0 (2023) Computer Science Class 11-12 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.

Asked in 19 papers