Question

It is known that a box of 200 electric bulbs contains 16 defective

bulbs. One bulb is taken out at a random from the box. What is the

probability that the bulb drawn is i) defective ii) nondefective?
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Answer 1

Answer:

It is known that a box of 200 electric bulbs contains 16 defective bulbs. One bulb is taken out at random from this box.

Total bulbs = 200 Defective = 20 Non defective = 180 Probability = 180200 = 910 = 0.9