Home
Class 11
MATHS
Three numbers are chosen from 1 to 30. T...

Three numbers are chosen from 1 to 30. The probability that they are not consecutive is

A

`(142)/(145)`

B

`(144)/(145)`

C

`(142)/(145)`

D

`(1)/(145)`

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • PROBABILITY

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING (MISCELLANEOUS)|3 Videos

  • FACTORIZATION FORMULAE

    TARGET PUBLICATION|Exercise EVALUATION TEST|8 Videos

  • SETS, RELATIONS AND FUNCTIONS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

Three numbers are chosen from 1 to 20. Find the probability that they are consecutive.

Two numbers are chosen from 1 to 5. The probability for the two numbers to be consecutive is

Knowledge Check

  • Three numbers are chosen at random from 1 to 15. The probability that they are consecutive is

    A
    `1/190`
    B
    `1/120`
    C
    `1/35`
    D
    `5/75`

  • Three numbers are chosen at random from 1 to 15. The probability that no two numbers are consecutive is

    A
    `11/32`
    B
    `44/91`
    C
    `33/64`
    D
    `22/35`

  • Three numbers are chosen at random from numbers 1 to 30. The probability that the minimum of the chosen numbers is 9 and maximum is 25, is

    A
    `(1)/(406)`
    B
    `(1)/(812)`
    C
    `(3)/(812)`
    D
    none of these

    • Similar Questions

    Explore conceptually related problems

    Three numbers are chosen from 1 to 8. Find the probability for the 3 chosen numbers to be not consecutive.

    Four numbers are chosen at random from {1,2,3,......,40}. The probability that they are not consecutive is

    Three numbers are chosen at random from numbers 1to 30.Write the probability that the chosen number are consecutive.

    Three numbers are chosen at random (without replace ment) from the numbers 1, 2,... 20. The probability that the numbers are not consecutive are

    There are 6 positive numbers and 8 negative numbers. Three numbers are chosen from them at random and multiplied. The probability that the product is a negative number is

    Home
    Profile