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5-digit numbers are to be formed using ...

5-digit numbers are to be formed using `2, 3, 4,5,7, 9` without repeating the digits. If p be the number of such numbers that exceed 20000and q be the number ofthose that lie between 30000 and 90000, then p:q is

A

`6 : 5 `

B

`3 : 2`

C

`4 : 3`

D

`5 : 3`

Text Solution

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The correct Answer is:
D
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