If you are referring to the ASCII code: The ASCII Code for a dot (.) is 46. The hexadecimal equivalent of this is 2E. You can find this, and all ASCII characters here: http://www.asciitable.com/.
2f
It is 007E.
The binary number 01011010 is 005A in hexadecimal.
1,016 converted from decimal to hexadecimal notation equals 3F816.
The space character in ASCII is CHR(32), so in HEX, that would be 0x20
If the expression in the question is a hexadecimal number, the equivalent decimal value is 16,664,843. If it was not a hexadecimal number, maybe you should have thought about stating what it was.
The answer is 91.
It is A.
It is 2.
D29B
41208241
fe