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WAEC Mathematics 2022 Question 32

Question 32

Probability

Mrs. Gabriel is pregnant. The probability that she will give birth to a girl is ½ and the probability that the baby will have blue eyes is ¼. What is the probability that she will give birth to a girl with blue eyes?

  1. A.1
  2. B.3/4
  3. C.1/8
  4. D.1/4
Show the answer and explanation

Answer: C (1/8)

Explanation

The two events are independent, so multiply: ½ × ¼ = 1/8.