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A bag contains 5 white and 7 red ball...

A bag contains 5 white and 7 red balls. One ball is drawn at random. What is the probability that ball drawn is white?

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RD SHARMA-PROBABILITY -All Questions
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  2. A bag contains 6 red, 8 black and 4 white balls. A ball is drawn at...

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  3. A bag contains 5 white and 7 red balls. One ball is drawn at random...

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  4. Tickets numbered from 1 to 20 are mixed up and a ticket is drawn at...

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  5. In a lottery there are 10 prizes and 25 blanks. What is the probabi...

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  6. If the probability of winning a game is 0.3, what is the probabilit...

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  7. A bag contains 5 black, 7 red and 3 white balls. A ball is drawn fr...

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  8. A bag contains 4 red, 5 black and 6 white balls. A ball is drawn fr...

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  9. A black die and a white die are thrown at the same time. Write all ...

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  10. A black die and a white die are thrown at the same time. Write all ...

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  11. A black die and a white die are thrown at the same time. Write all ...

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  12. One card is drawn from a well shuffled deck of 52 cards. Find the p...

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  13. One card is drawn from a well shuffled deck of 52 cards. Find the p...

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  14. Five cards-ten, jack, queen, king, and an ace of diamonds are shuff...

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  15. Five cards-ten, jack, queen, king, and an ace of diamonds are shuff...

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  16. A back contains 3 red balls and 5 black balls. A ball is drawn at r...

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  17. A bag contains cards which are numbered from 2 to 90. A card is dra...

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  18. A game of change consists of spinning an arrow which is equally lik...

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  19. Two customers are visiting a particular shop in the same week (Mond...

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  20. In a class, there are 18 girls and 16 boys. The class teacher wants...

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