Question

Brother and Sister both appear for an interview. The probability of the selection of brother is $\frac{1}{8}$ while the probability of rejection of sister is $\frac{4}{5}$. What is the probability that only one of them is selected?

• A. $\frac{11}{40}$
• B. $\frac{5}{13}$
• C. $\frac{1}{10}$
• D. $\frac{7}{40}$

Answer 1

Answer: (A)

$\frac{11}{40}$

Answer 2

The correct option is (A): $\frac{11}{40}$