Question

In a box of 100 bulbs ,11 are defective. One bulb is taken out at random from this box. The probability that it is non - defective bulb is 11/89 89/100 11/100 100/11

Answer 1

89/100

Step-by-step explanation:

only 89 balls are non defective out of 100

Answer 2

Answer:

Step-by-step explanation:

only 89 bulbs are non defective out of 100

hence,option b is correct:-89/100

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