How many diffierent numbers greater than 5000 can be formed with the digits 0,1,5,9, no digit being repeated?

Howe many different numbers,greater than 50000 can be formed with eh digits 0,1,1,5,9

How many numbers greater than 50,000 can be formed by using the digits 2,5,5,6,7?

How many numbers of 4 -digit greater than 6,000 can beformed with the digits 3,4,5,6, 8? (No digit is repeated in any number.) How many of these numbers so formed are odd?

How many numbers of four digits greater than 2300 can be formed with the digits 0,1,2,3,4,5 and 6; no digit being repeated in any number?

How many different numbers lesser than 10000 can be formed from the digits 0,1,3,6,8,7 and 9, if no digit is repeated ?