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A shopkeeper has 100 memory cards in a b...

A shopkeeper has 100 memory cards in a box. Among then, 15 memory cards are defective. When a person came to the shop to buy a memory card, the shopkeeper drew a memory card at random from the box. Then,
what is the probability that this memory card is defective?

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A shopkeeper has 100 memory cards in a box. Among them 15 memory cards Are defective when a person came to the shop to buy a memory cards, the shopkeeper draw a memory card at random from the box then (i) What is the probability that memory card is defective? (ii) After drawing the first memory card which is defective, it is not placed back in the box”. Then what is the probability that this memory card is not defective.

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VGS PUBLICATION-BRILLIANT-PROBABILITY-PAR-A OBSERVATION MATERIAL TO SOLVE VARIOUS QUESTION GIVEN IN THE PUBLIC EXAMINATION (4- MARK)
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