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WAEC Further Mathematics 2012 Question 30

Question 30

Probability

A fair die tossed twice. Find the probability of obtaining a 3 and a5

  1. A.5/12
  2. B.1/18
  3. C.2/9
  4. D.1/36
Show the answer and explanation

Answer: B (1/18)

Explanation

There are 36 equally likely outcomes, and two of them are (3, 5) and (5, 3). 2/36 = 1/18.