93) (r-1) ′s complement of the (r-1) ′s complement of an integer number is

94) The sign magnitude representative of decimal number -637 is

95) If negative numbers are stored in 2 ′s complement form, then range of numbers that can be stored in 8 bits, is

96) The range of the numbers which can be stored in an eight bit register is

97) Number 84 in BCD is