Question

A room has 3 lamps. From a collection of 10 light bulbs of which 6 are not good, a person selects 3 at random and puts them in a socket. The probability that he will have light is

• A. $\frac{5}{6}$
• B. $\frac{1}{2}$
• C. $\frac{1}{6}$
• D. None of these

Answer 1

Answer: (A)

$\frac{5}{6}$

Answer 2

The correct option is (A) : $\frac{5}{6}$