An American investor buys 300 shares of London Enterprises at a price of 54 when the exchange rate is GBP/USD = 2. A year later, the shares are selling at 56. No dividends have been paid.

What is the rate of return to an American investor if the exchange rate is still GBP/USD = 2?

Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.

What is the rate of return to an American investor if the exchange rate is GBP/USD = 2.08?

Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.

What is the rate of return to an American investor if the exchange rate is GBP/USD = 1.88?

Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.