Question

From a collection of 12 bulbs of which 6 are defective 3 bulbs are chosen at random for three sockets in a room.Find the probability that the room is lighted if one bulb is sufficient to light the room.; From a collection of 12 bulbs of which 6 are defective 3 bulbs are chosen at random for three sockets in a room.Find the probability that the room is lighted if one bulb is sufficient to light the room.

Answer 1

1/4 is probability of it