Convert octal number $235\mathrm{.}7$ to decimal number; convert hexadecimal number $2A\mathrm{.}7$ to decimal number.

Convert the binary numbers $100111011$ and $100100\mathrm{.}011$ to decimal numbers.

Convert the binary number $101110000011$ to octal number; convert the same binary number to hexadecimal

For the binary number $1011001101\mathrm{.}11,$ i$)$ convert it to decimal number; ii$)$ convert it to octal number, and then $($octal number$)$ to decimal number. Verify that the decimal numbers got from i$)$ and ii$)$ are the same.