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JAMB Mathematics 2008 Question 49

Question 49

Probability

The probability of picking a letter T from the word OBSTRUCTION is

  1. A.1/11
  2. B.2/11
  3. C.3/11
  4. D.4/11
Show the answer and explanation

Answer: B (2/11)

Explanation

OBSTRUCTION has 11 letters, and 2 of them are T, so the probability is 2/11.