Need some help with some compsci work -

Question 1 If the hexadecimal number FA16 represents an unsigned number, what is the decimal representation of that number? I Question 2 3 points Save Answer If the hexadecimal number AF16 represents a signed number in two's complement, what is the decimal representation of that number? Include the sign for that number with no spaces between the number and sign. For example: -3 or +3 Question 3 2 points Save Answer If the hexadecimal number FA16 represents a signed number in one's complement, what is the decimal representation of that number? Include the sign for that number with no spaces between the number and sign. For example: -3 or +3 Question 4 2 points Save Answer If the hexadecimal number FE 16 represents a signed number in signed magnitude, what is the decimal representation of that number? Include the sign for that number with no spaces between the number and sign. For example: -3 or +3