5-digit number are formed using 2,3,5,7,9 with out repeating the digits. If p is the number of s...

Описание: 5-digit number are formed using 2,3,5,7,9 with out repeating the digits. If p is the number of such numbers that exceeds 20000 and q be the number of those that lie between 30000 and 90000, then p:q is
Class: 12
Subject: MATHS
Chapter: APPENDICES (REVISION EXERCISE)
Board:IIT JEE

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