Question

Using only 3, 4, 5 and 6 construct a 7-digit number which remains the same if the order of the digit is reversed.

Answer 1

The numbers can be

1.) 3333333
2.) 4444444
3.) 5555555
4.)6666666

Answer 2

Answer can be

3456543

If we will reserve it Answer will be

3456543

I hope it will help you