Home
Class 12
MATHS
Write the probability that a number sele...

Write the probability that a number selected at random from the set of first `100` natural numbers is a cube.

Text Solution

Verified by Experts

There are only four numbers which have cube below `100` are `1, 2, 3, 4`

`1^3=1`

`2^3=8`

`3^3=27`

`4^3=64`

`5^3=125`

`p=4/100=1/25`

`(Answer)`
Promotional Banner

Topper's Solved these Questions

  • MEAN VALUE THEOREMS

    RD SHARMA|Exercise Solved Examples And Exercises|110 Videos
  • RELATIONS

    RD SHARMA|Exercise Solved Examples And Exercises|197 Videos

Similar Questions

Explore conceptually related problems

The probability that a number selected at random from the set of numbers {1,2,3,...,100} is a square is

The probability that a randomly chosen number from the set of first 100 natural numbers is divisible by 4 is

Sum of cube of first n natural number

Find the probability of an odd number selected randomly from first 30 natural numbers.

Find the sum of cubes of first 10 natural number .

Three natural numbers are taken at random from the st of first 100 natural numbers.The probability that their A.M.is 25, is

Calculate the average of the cubes of first 9 natural numbers .

If two numbers are selected at random from the set of first 20 natural numbers, then the probability of getting a number less than 13 and the other greater than 17 is

RD SHARMA-PROBABILITY-Solved Examples And Exercises
  1. An unbiased die with faced marked 1, 2, 3, 4, 5, and 6 is rolled four ...

    Text Solution

    |

  2. If A and B are two events write the expression for the probability of ...

    Text Solution

    |

  3. Write the probability that a number selected at random from the set of...

    Text Solution

    |

  4. In a competition A, B and C are participating. The probability that A ...

    Text Solution

    |

  5. If A, B, C are mutually exclusive and exhaustive events associated to ...

    Text Solution

    |

  6. If A and B are two independent events the write P(AuuB) in terms of P(...

    Text Solution

    |

  7. If P(A)=0. 3 ,\ P(B)=0. 6 ,\ P(B//A)=0. 5 , find P(AuuB) .

    Text Solution

    |

  8. If A, B, and C are independent events such that P(A)=P(B)=P(C)=p , the...

    Text Solution

    |

  9. For three events A ,B and C ,P (Exactly one of A or B occurs) =P (Exac...

    Text Solution

    |

  10. If A and B are independent events such that P(A)=p ,\ P(B)=2p and P (E...

    Text Solution

    |

  11. If from each of the three boxes containing 3 white and 1 black, 2 whit...

    Text Solution

    |

  12. Four cards are drawn at a time from a pack of 52 playing cards. Find t...

    Text Solution

    |

  13. A and B are two events such that P(A)=0. 25 and P(B)=0. 50. The prob...

    Text Solution

    |

  14. The probabilities of a student getting I, II and III division in an ...

    Text Solution

    |

  15. India plays two matches each with West Indies and Australia. In any ma...

    Text Solution

    |

  16. The probability that a leap year will have 53 Fridays or 53 Saturday...

    Text Solution

    |

  17. A person write 4 letters and addresses 4 envelopes. If the letters a...

    Text Solution

    |

  18. A speaks truth in 75% cases and B speaks truth in 80% cases. Probabi...

    Text Solution

    |

  19. Three integers are chosen at random from the first 20 integers. The ...

    Text Solution

    |

  20. Out of 30 consecutive integers 2 are chosen at random. The probability...

    Text Solution

    |