Suppose the exchange rate is $$\frac{0\mathrm{.}67}{A}$$$.$ Let $r_{\text{\$}}=2\%,r_A$$$=6\%,u=1\mathrm{.}3,d=0\mathrm{.}7,p^{**}=0\mathrm{.}43465,$ and $T=2.$ Using the $2-$step currency price tree below, calculate the value of a $$0\mathrm{.}60-$strike American call option on the Australian dollar.

ANSWER IS $$0\mathrm{.}1177$

Please show all calculations $-$ no excel