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Two numbers a and b are selected successively without replacement in that order from the integers 1 to 10.The probability that `a/b` is an integer, is

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RD SHARMA ENGLISH-PROBABILITY -All Questions
  1. 17 cards numbered 1,2,3....., 17 are put in a box and mixed thoroughly...

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  2. In the Figure, a square dart board is shown. The length of a side of ...

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  3. Two numbers a and b are selected successively without replacement in t...

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  4. If number x is chosen fromthe numbers 1,2,3, and a number y is selecte...

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  5. A bag contains 5 red balls and some blue balls. If the probability ...

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  6. A bag contains 12 balls out of which x are white. If one ball is...

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  7. Cards marked with the numbers 2 to 101 are placed in a box and mixe...

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  8. Cards marked with the numbers 2 to 101 are placed in a box and mixed...

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  9. 1000 tickets of a lottery were sold and there are 5 prizes on these...

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  10. A child has a block in the shape of a cube with one letter written ...

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  11. Savita and Hamida are friends. What is the probability that both wi...

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  12. There are 40 students in class X of a school of whom 25 are girls an...

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  13. A carton consists of 100 shirts of which 88 are good, 8 have minor ...

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  14. Gopi buys a fish from a shop for his aquarium. The shopkeeper takes...

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  15. A piggy bank contains hundred 50 paise coins, fifty Rs. 1 coins, twent...

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  16. A game of chance consists of spinning an arrow which comes to rest ...

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  17. A game consists of tossing a one rupee coin 3 times and noting its ...

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  18. If a number x is chosen at random from the numbers -2,\ -1,\ 0,\...

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  19. A jar contains 24 marbles some are green and others are blue. If a m...

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  20. The probability that it will rain tomorrow is 0.85. What is the pro...

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