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The letters of the word THURSDAY are arr...

The letters of the word THURSDAY are arranged in a row at random. The probability that there are exactly two letters between T and R is

A

`4//35`

B

`5//28`

C

`1//7`

D

`1//30`

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A
  1. The letters of the word SUCCESS are arranged in a row at random. The p...

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  2. The letter of the word QUESTION are arranged in a row at random. The p...

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  3. The letters of the word THURSDAY are arranged in a row at random. The ...

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  4. Fifteen person, among whom are A and B , sit down at random at a round...

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  5. There are 10 stations between two cities A and B . A train is to stop ...

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  6. Out of 10 persons sitting at a round table, three persons A,B and C ar...

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  7. Two friends A and B have equal number of daughters of A and B . The pr...

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  8. If a number x is selected from natural numbers 1 to 100, then the prob...

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  9. The probability that the roots of the equation x^(2)+nx+(1)/(2) +(n)/(...

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  10. If an integer p is chosen at random in the interval 0 le p le 5, the p...

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  11. The probability of choosing randomly a number c from the set (1,2,3,…....

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  12. In a room, there are 6 couples .Out of them if 4 are chosen at random ...

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  13. A team of 8 couples (husband and wife) attend a lucky draw in which 4...

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  14. There are 20 pairs of shoes in a closet. Four shoes are selected at ra...

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  15. If 5 biscuits are distributed among 3 beggers, the chance that a parti...

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  16. If 10 sweets are to be distributed among 6 children, the probability t...

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  17. If 10 balls are to be distributed among 4 boxes, then the probability ...

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  18. The probability that when 12 balls are distributed among three boxes, ...

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  19. A contest consists of predicting the result (win, draw and loss) 5 foo...

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  20. A letter lock contains 4 rings, each ring containing 5 letters. All po...

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