Consumer surplus without the tax is a. $10, and consumer surplus with the tax is $1.50. b. $6, and consumer surplus with the tax is $4.50. c. $6, and consumer surplus with the tax is $1.50. d. $10, and consumer surplus with the tax is $4.50.

A. $10, and consumer surplus with the tax is $1.50

Explanation:

The current total assets of Amber devices are $900 million

IF they sell all their assets for 850 million they will have 850 million in cash. From this cash they have to pay their liabilities first, so

850 million -475 million =  375 million

The book value of the liabilities was 475 million and because Amber devices pays of all its outstanding debt at book value, the remaining cash left for the stock holders is 375 million

The stock holder receive $375 million after liquidation of assets and payment of debt.

Explanation: