Find the largest and smallest (least) numbers which can be formed by 5,0,7,4.

Find the sum of all those numbers which can be formed by the digits 2,3,4 and 5.

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

Write the greatest and the smallest numbers of 4 digits that can be formed using the digits 0, 8, 7, 5; using each digit only once.

Write the largest and smallest numbers using each of the digits 1, 4, 6, 8, 0 only once and find their difference.

What is the smallest 5-digit number which can be formed with the digits 4, 0 and 9?

Find the largest number which can divided x,y,z exactly