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Two numbers are selected randomly from the set `S={1,2,3,4,5,6}` without replacement one by one. The probability that minimum of the two numbers is less than 4 is a.`1//15` b. `14//15` c. `1//5` d. `4//5`

A

`(1)/(15)`

B

`(14)/(15)`

C

`(1)/(15)`

D

`(4)/(5)`

Text Solution

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The correct Answer is:
(d)
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ARIHANT MATHS-PROBABILITY-Exercise For Session 1
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  2. A dice is thrown three times and the sum of the thrown numbers in 15. ...

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  3. Three faces of a fair die are yellow, two faces red and one blue. The ...

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  4. A speaks truth in 75% and B in 80% of the cases. In what percentage of...

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  5. An unbiased die with faced marked 1, 2, 3, 4, 5, and 6 is rolled four ...

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  6. Three numbers are chosen at random without replacement from 1,2,....10...

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  7. Seven white balls and three black balls are randomly placed in a row. ...

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  8. Two numbers are selected randomly from the set S={1,2,3,4,5,6} without...

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  9. If (1 + 3p)/(3), (1 - p)/(4) and (1 - 2p)/(2) are the probabilities of...

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  10. Three identical dice are rolled . Find the probability that the same n...

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  11. If the letters of the word ASSASSIN are written down in a row, the pro...

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  12. A box contains 2 balck, 4 white, and 3 balls. One ball is drawn at ran...

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  13. If three distinct number are chosen randomly from the first 100 natura...

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  14. There are 2 vans each having numbered seats, 3 in the front and 4 at t...

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  15. A and B stand in a ring with 10 other persons . If the arrangement of ...

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  16. The first twelve letters of the alphabet are written down at random ....

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  17. If 6 boys and 6 grils sit in a row at random, then the probability tha...

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  18. If from each of the three boxes containing 3 whiter and 1 black, 2 w...

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  19. The probability of getting number less than or equal to 6, when a die ...

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  20. if letters of the word MATHEMATICS are arranged then the probability t...

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