$($a$)(3$ Points$)$ Convert binary $8-$bit number $10111010$ to decimal. Show work, as always.

$($b$)(1$ Point$)$ Now write the decimal equivalent of the $10-$bit number $1011101000$ without actually doing the long hand conversion like you did for the first number. $($Hint: How many times of the first number is the new number?$)$

Q$2.(3$ Points$)$ Convert the decimal number $777$ to equivalent binary number, using successive division method $($not by any other method$).$