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A lot consists of 48 mobile phones of wh...

A lot consists of 48 mobile phones of which 42 are good, 3 have only minor defected and 3 have major defects. Varnika will but a phone if its is good but the trader will only buy a mobile, if it has no major defect. One phone is selected at random from the lot. What is the probability that t is
(i) accetable to Varnika?
(ii) acceptable to the trader.

Text Solution

Verified by Experts

The correct Answer is:
`(7)/(8)`, `(15)/(16)`
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OSWAL PUBLICATION-PROBABILITY-NCERT CORNER ( Exercise-13.3)
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  3. Two dice are thrown at the same time. Determine the probability that t...

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  4. A bag contains 10 red 5 blue and 7 green balls. A ball is drawn at ran...

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  5. The King, Queen, and Jack of clubs are removed from a deck of 52 playi...

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  6. Refer to Q. 10 above. What is the probability that the card is : (i)...

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  7. All the jacks, queens and kings are removed from a deck of 52 playing ...

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  8. An integer is chosen between 0 and 100. What is the probability that i...

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  9. Cards with numbers 2 to 101 are placed in a box. A card is selected at...

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  10. A letter of English alphabets is chosen at random.Determine the probab...

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  11. There are 100 sealed envelops in a box, 10 of them contain a cash priz...

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  12. Box A contains 25 slips of which 19 are marked 1 and other are marked ...

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  13. A carton of 24 bulbs contain 6 defactive bulbs. One but is drawn at ra...

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  14. A child's game has 8 triangle of which 3 are blue and rest are red, an...

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  15. In a game, the entry fee is of 5. The game consists of a tossing a coi...

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  16. A die has six faces marked 0, 1, 1, 1, 6, 6. Two such dice are thrown ...

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  17. A die has six faces marked 0, 1, 1, 1, 6, 6. Two such dice are thrown ...

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  18. A lot consists of 48 mobile phones of which 42 are good, 3 have only m...

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  19. A bag contains 24 balls of which x are red, 2x are white and 3x are bl...

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  20. At a fete, cards bearing number 1 to 1000, one number on one card,are ...

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