Question

A lot of 20 bulb contain .4defective one .one bulb is drawn at random from the lot what ia the probability that bulb is defactive​

Answer 1

Answer:

Probability of defective bulb=4/20=1/5 answer

Answer 2

Answer:

1/5

Step-by-step explanation:

P(bulb is defective) = No. of defective bulbs/Total no. of bulbs =4/20=1/5

Hope it helps!!!