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A box contains 100 red cards, 200 yel...

A box contains 100 red cards, 200 yellow cards and 50 blue cards. If a card is drawn at random from the box, then find the probability that it will be (i) a blue card (ii) not a yellow card (iii) neither yellow nor a blue card.

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The correct Answer is:
P(not yellow card) `=(150)/(350)=(3)/(7)`
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