Question

In a box of 100 bulbs, 11 are defective one bulb is taken out at random from this box. what the possibility that the bulb is non defective?​

Answer 1

Answer:

1-11/100=89/100

Step-by-step explanation:

since the non defective bulb are 89 therefore p(non defective)=89/100

Answer 2

$answer$

Total bulbs = 100

Defective bulbs = 11

Then, no. of non defective bulbs =100-11 = 89.

Then, the possibility that the bulb is non defective

$= \frac{89}{100}$

This is right answer.