a) Convert the decimal numbers (62), and (40), to binary and perform the following arithmetic operations...

   

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a) Convert the decimal numbers (62), and (40), to binary and perform the following arithmetic operations in 7-bit signed-2's complement. Indicate in case of an overflow. -(62) ++(40)10 i) ii) -(62)10-+(40) 10 b) Convert (77.03125)o to binary, octal and hexadecimal. 151 c) Find the base (radix) r in which the equality = (43), holds. a) Convert the decimal numbers (62), and (40), to binary and perform the following arithmetic operations in 7-bit signed-2's complement. Indicate in case of an overflow. -(62) ++(40)10 i) ii) -(62)10-+(40) 10 b) Convert (77.03125)o to binary, octal and hexadecimal. 151 c) Find the base (radix) r in which the equality = (43), holds.