Is there any logic behind ASCII codes' ordering?

Question

I was teaching C to my younger brother studying engineering. I was explaining him how different data-types are actually stored in the memory. I explained him the logistics b

Answer 1

The distance between A and a is 32. That's quite round number, isn't it?

The gap of 6 characters between capital letters and small letters is because (32 - 26) = 6. (Note: there are 26 letters in the English alphabet).