I need help figuring out numbers 3 and 4

stated rates.) Assume you have an initial $100,000. How much of triangular arbitrage profit (loss) will you make if you start by converting from dollar to Mexican peso? 31 calculate the forward premium if the spot rate is 80.58/s and the 1-month forward rate is 79.74/$. Note: Use a 360-day year. The current exchange rate is 85.30/s, the price of a Big Mac hamburger in the United States is $3.53, and the price of a Big Mac hamburger in Japan is Other things equal, by how much is the Big Mac hamburger in Japan overpriced or underpriced? Note, input overpriced as a positive number, underpriced as a negative number; if correctly priced, input "O". 280