$(5$ points$)$ A firm is currently an all$-$equity financed with no leverage, with a value of $$400$

bil. If the company finances its capital structure with $25\%$ debt at an interest rate of $8\%$

$($no growth$),$ and the stated tax rate is $25\%,$ calculate the value of the company when it is

levered in the context of the Modigliani and Miller's Hypothesis.