Question 1 4 pts Walmart paid out $252 million as debt interest. How much more tax would Walmart have paid if the firm had been entirely equity financed? What would be the present value of Walmart's interest tax shield if the company planned to keep its borrowing permanently at this level? Assume an interest rate of 11% and a corporate tax rate of 35%. $88.2 million more tax; $801.8 million present value tax shield $801.8 million more tax: $88.2 million present value tax shield O $720 million more tax: $79.2 million present value tax shield $79.2 million more tax: $720 million present value tax shield