The stock price is currently $$60.$ It is known that at the end of $3$ months it will be either $$66$ or $$54.$

The risk$-$free interest rate is $6\mathrm{.}0\%$ per annum with continuous compounding.

What is the value of a $3-$month European put option with a strike price of $$58?$

Formula: PU $=[0,($X $$ S$)]$

p $=$ e$-$rt $[$p x PU $+(1$ p$)$ x PD$]$