A flashlight has 8 batteries out of which 3 are dead. If two batteries are selected without replacement and tested, then probability that both are dead is
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → $\frac{3}{28}$ ##
Required probability $= P(D) \cdot P(D) = \frac{3}{8} \times \frac{2}{7} = \frac{3}{28}$