For each of the following, calculate the book value $($per share$)$ expressed in dollars and cents $($Rounded to two decimal places.$)$

Total Assets Total Liabilities Total Stockholders$$ Equity Total Outstanding Shares

$($a$)$ $ $6,000,000$ unknown $ $2,000,0001,000,000$

$($b$)$ $ $2,500,000$ $ $1,500,000$ unknown $200,000$