Question

suppose we are given three boxes, box A contains 10 light bulbs ,of which 4 are defective, box B contains 6 light bulbs, of which1 is defective and box C contains 8 light bulbs ,of which 3 are defective. we select a random and then draw a light bulb from that at box at random what is the probability that the bulb is defective ?,what is the probability that the bulb is non defective?

Answer 1

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