Please help answer these four questions

AaBbCcDdEe List Paragraph Text Box Them 2131 41 5. Practice Problems: 1) The integer representation of the base 10 number 15 in binary is 11ilb What is the floating-point representation of 1111a? 2) Put the following basic steps in the order one should take when converting a base 10 number to IEEE-754 (Steps 1-4): Shift the decimal in the binary to the 1.FFF form (floating-point form) Convert the decimal to regular binary Combine the sign, exponent, and fraction sections Determine the exponent section (exponent - bias + p) 3) Convert-4.75)so to the binary IEEE-754 standardl 4) Convert 0 1000 0101 1000 1000 0000 0000 0000 000 to decimal