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How many numbers divisible by 5 and lyin...

How many numbers divisible by 5 and lying between 3000 and 4000 can be formed from the digits 1, 2, 3, 4, 5 and 6 (repetition is not allowed)?

A

`(n+ r - 1)/( r)`

B

`""^(5) P_(2)`

C

`""^(4) P_(2)`

D

`""^(6) P_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • How many numbers lying between 10 and 1000 can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 (repetition of digits is allowed) ?

    A
    1024
    B
    810
    C
    2346
    D
    None of these

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