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There are 2 vans each having numbered se...

There are 2 vans each having numbered seats, 3 in the front and 4 at the back. There are 3 girls and 9 boys to be seated in the vans. The probablity of 3 girls sitting together in a back row on adjacent seats, is

A

`(1)/(13)`

B

`(1)/(39)`

C

`(1)/(65)`

D

`(1)/(91)`

Text Solution

Verified by Experts

The correct Answer is:
(d)
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Knowledge Check

  • In the previous question, how many seating arrangements are, possible if 3 girls sit together in a back row on adjacent seats?

    A
    `(3!)^2`
    B
    `6!`
    C
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    D
    none of these

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    `(3!)^2`
    B
    `6!`
    C
    `5!`
    D
    none of these

  • If 5 boys and 3 girls are to be seated on chairs arranged in a row, then probability that no two girls sit on adjacent chairs is

    A
    `3/8`
    B
    `5/8`
    C
    `5/14`
    D
    `7/8`

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