please do all 4 questions please

CIS231Lab1 Answer the following questions. Show your work, no work no credit even if the answer is correct Type your answer and make the final answer distinguished 1- In an 8-bit binary, which is the most significant bit (MSB), what decimal value does it have? 2- What is the decimal representation of each of the following unsigned binary numbers? a. 10110101 b. 00101010 c. 11110000 3- What is the decimal representation of each of the following unsigned binary numbers? a. 10000000 b. 11001100 c. 10110111 4- What are the hexadecimal and decimal representations of the ASCII character capital B, capital G, and lower b? 5- Write a Java/C++ program that contains the calculation shown below. int Y; intX=(Y+4)3