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A bag contain 12 two rupee coins , 7 one...

A bag contain 12 two rupee coins , 7 one rupee coins and 4 half rupee coins. If 3 coins are selected at random, then the probability that the sum of the 3 coins is maximum is

A

`(""^(4)C_3)/(""^(23)C_3)`

B

`(""^(12)C_3)/(""^(23)C_3)`

C

`(12xx7xx4)/(""^(23)C_3)`

D

none

Text Solution

Verified by Experts

The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A
  1. In a bag there are ten balls in which three are red. The probability t...

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  2. From a bag containing 3 red and 5 black balls. One ball is drawn at ra...

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  3. A bag contain 12 two rupee coins , 7 one rupee coins and 4 half rupee ...

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  4. A bag contains 12 two rupee coins, 7 one rupee coins and 4 half rupee ...

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  5. A coin and six faced die, both unbaised are thrown simultaneously . Th...

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  6. Two cards are drawn from a pack. The probability that one of them is a...

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  7. From a pack of 52 cards, two cards are drawn, the first being replace...

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  8. Three mangoes and three apples are in a box. IF two fruits are chosen ...

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  9. Three balls are drawn at random from collection of 7 white, 12 green a...

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  10. There are two ums. Um A has 3 distinct red balls and um B has 9 distin...

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  11. A bag contains 12 two rupee coins, 8 one rupee coins, and 4 half rupee...

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  12. If 6 cards are drawn at random, from a pack of cards, then the probabi...

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  13. If 3 cards are drawn from a pack of cards, then the probability for th...

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  14. From a pack of cards, 2 cards are chosen at random. The probability of...

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  15. A class has fifteen boys and five girls. Suppose three students are se...

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  16. Seven balls are drawn simultaneously from a bag containing 5 white and...

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  17. Out of the first 25 natural numbers two are chosen at random. The prob...

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  18. Three houses are available in a locality. Three persons apply for the ...

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  19. 3 out of 6 vertices of a regular hexagon are chosen at a time at rando...

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  20. If three people are chosen at random, then the probability that no two...

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