In the London market, Rolls Royce stock closed at .875 pounds per share. On the same day, pound sterling to the USD spot exchange rate was .6366 pounds/$. Rolls Royce trades as an ADR in the OTC market in the US. 5 underlying Rolls Royce shares are packaged into one ADR. If the Rolls Royce ADRs were trading at $5.75 when the underlying shares were trading in London at .875 pounds, ignoring transaction costs, the arbitrage trading profit would be...pls show work.