Write all 3-digit numbers using 2, 3, 4 taking each digit only once.

Write all 3-digit numbers using the digit 2, 3, 5, taking each digit only once.

Write all 3 -digit numbers using the digit 2,3,5, taking each digit only once.

Write all 3-digit numbers using the digits 1, 3, 5 taking each digit only once.

Using digits 2,4,6,0,5 write: (i) the smallest five -digit number using each digit only once. (ii) the largest six -digit number using the digit 0 twice and all the other digits only once. (iii) the largest seven-digit number using the digit 4 thrice and the other digits exactly once.

Form the largest and smallest 4-digit numbers using each of digits 7, 1, 0, 5 only once.

Form the largest and smallest 4-digit numbers using each of digits 7, 1, 0, 5 only once.

Using digits 1,3,5,6,0,8,9 write: (i) the smallest seven-digit number using each digit exactly once. (ii) the largest eight -digit number using the digit 9 twice and all the other digits exactly once. (iii) the smallest nine-digit number using 0 thrice and all other digits exactly once.

The number of different four digit numbers that can be formed with the digits 2, 3, 4, 7 and using each digit only once is

The number of different four - digit numbers that can be formed with the digits 2, 3, 4, 7 and using each digit only once is

The number of different four - digit numbers that can be formed with the digits 2, 3, 4, 7 and using each digit only once is