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JAMB Mathematics 1988 Question 50

Question 50

Probability

If two dice are thrown together, what is the probability of obtaining at least a score of 10?

  1. A.1/6
  2. B.1/12
  3. C.5/6
  4. D.11/12
Show the answer and explanation

Answer: A (1/6)

Explanation

Totals of 10 or more come from (4,6), (6,4), (5,5), (5,6), (6,5) and (6,6): 6 of the 36 outcomes. Probability = 6/36 = 1/6.