Kasri Ltd$,$ a Tanzania import$-$export firm, learned that a particular type of rice grown in Tanzania, commonly known as $$Super rice$$ is also grown in Songaland. A ton of super rice is sold for Songaland Wan $50,000$ while the same ton of rice is sold for TZS $1,200,000$ in Tanzania. Shipping costs $($Dar es Salaam to Songaland and vice versa$)$ amount to US$ $90$ per ton. Current exchange rates $($mid$-$rates$)$ among the three currencies are as follows:

TZS$/$US$ TZS $1560/$US$ TZS$/$Wan TZS $52/$Wan Wan$/$US$ Wan $45/$US$

The exchange rates are expected to be stable for the foreseeable future and the firm can import or export $100$ tons of super rice at any given time.

REQUIRED: $($i$)$ With supporting computations, show if the given information presents Kasri Ltd with arbitrage opportunity. $($ii$)$ If there is a commodity arbitrage opportunity, Show how Kasri Ltd can exploit it and the profit that it will make.