Question

*Write the smallest 4-digit number using each of the following digits only once:
21. 0, 1, 3 and 6
22. 4.7.3 and 5
23. Write the smallest 3-digit number using digits 0 and 5 repeating 5 two times.
24. Write the smallest 4-digit number using digits 5.8 and 2 repeating 8 two times
25. Write the smallest 4-digit number using digits 9,0 and Trepeating 7 two times​

Answer 1

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Answer 2

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21) Smallest 4-digit no is => 1036

22) Smallest 4-digit no is => 3457

23) Smallest 3-digit no is => 505

24) Smallest 4 - digit no is => 2588

25) Smallest 4- digit no is => 7079