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On checking a trunk containing urns, it was found that there are 600 urns and 75 of them are defective. Find the probability of selecting an urn at random

which is Non. – defective. plzzzzzzzzzzzzzzzzz DO AS FAST AS U CAN

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Out of 600 urns, 75 are defective. Non-defective: 600-75=525 So the probablity of selecting a non-defective urn: P(n)=525/600=7/8

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Total number of urns urns = 600 urns Total number of defective urns = 75 urns Total number of non-defective urns = 600 urns-75 urns =525 urns Proability of getting non-defective urns = 525/600 =7/8 or 0.875