Question

The probability that a bulb selected at random has battery life 1150 hours.

• A. $\frac{1}{2}$
• B. $1$
• C. $0$
• D. $\frac{1}{80}$

Answer 1

Answer: (C)

$0$

No. of bulbs having battery life $1150$ hours = $0$
Hence probability =$\frac{0}{80}=0$, option $C$ is correct.