Question 1. What are the most positive, the least positive, the most negative, the least negative numbers that can be represented by 24 -bit two's complement fixed-point numbers with 12 integer bits and 12 fraction bits? Question 2. How many different real numbers can be represented by a 32 -bit two's complement fixedpoint representation? Question 3. How many different real, finite numbers can be represented by the 32 -bit single precision floating point representation? Question 4. Perform floating point addition of the following numbers: 0xC0D20004 and 0x72407020