$1.$ If MYR$/$VND $=5,174\mathrm{.}31$ and KHR$/$VND $=5\mathrm{.}95,$ calculate the rate of MYR$/$KHR$.$

$2.$IF GBP$/$EUR $=1\mathrm{.}170$ and MYR$/$EUR $=0\mathrm{.}1900,$ calculate the rate of GBP$/$MYR$.$

$3.$ Given the following exchange rate in Singapore and Malaysia:

SGD$/$MYR $=3\mathrm{.}5200($Singapore$)$

SGD$/$THB $=26\mathrm{.}9000($Singapore$)$

MYR$/$THB $=7\mathrm{.}6400($Malaysia$)$

i$.$ Determine if there is any arbitrage opportunity.

ii$.$ Calculate the profit$/($loss$)$ from the above triangular arbitrage assuming your investment starts with MYR$200,000.$

iii. Calculate the profit$/($loss$)$ from the above triangular arbitrage assuming your investment starts with SGD$300,000$

write the answer in handwritten