mr nguzu a trader based in the USA maintains his account at citybank in new jersey. mr nguzu has 100000 dollars at his city bank account and intends to make profitable use of it. the exchange rates at city bank show that 1 dollar is equal to 150 pounds. on the other hand the exchange rates at barclays bank and standard chartered bank show that 1 dollar is equal to 120 yen and that 1 pound is equal to 85 yen respectively. a) advise mr nguzu whether opportunities for triangular arbitrage exist in the foreign exchange market. b) if indeed they do exist show how you'd go about to exploit the 100000 dollars availble for investment