WAEC - Mathematics (2022 - No. 30)
Mrs Gabriel is pregnant. The probability that she will give birth to a girl is 1/2 and with blue eyes is 1/4. What is the probability that she will give birth to a girl with blue eyes?
1
\(\frac{3}{4}\)
\(\frac{1}{8}\)
\(\frac{1}{4}\)
คำอธิบาย
Girl = \(\frac{1}{2}\)
Blue eyes = \(\frac{1}{4}\)
probability that she will give birth to a girl with blue eyes: \(\frac{1}{2}\) x \(\frac{1}{4}\)
= \(\frac{1}{8}\)