im strugglong with both the questions of part 2 and part 3.

Problem 2 (30 points) What decimal number does each of the following two's complement binary number represent? 1) 1111 1111 1111 1111 1111 1111 1100 0101 2) 1111 1111 1111 1111 1111 1111 1010 1011 3) 0111 1111 1111 1111 1111 1111 1111 0101 TINDE TWO- Problem 3 (40 points, sub-problem 3 is 20 points, others 10 points each) Show the IEEE 754 binary representation for the following floating-point numbers in single and double precision. Give your results in hexadecimal format. 1) 27 2) 1.375 3) 0.3ten. ten