$57.$ Assume the following information for a bank quoting on spot exchange rates:

Exchange rate of Singapore dollar in U$.$S$.$ $ $=$ $$\mathrm{.}60$

Exchange rate of pound in U$.$S$.$ $ $=$ $$1\mathrm{.}50$

Exchange rate of pound in Singapore dollars $=$ S$$2\mathrm{.}6$

Based on the information given, as you and others perform triangular arbitrage, what should

logically happen to the spot exchange rates?