Show formulas used for this calculation, you need to construct the table of the Butterfly and the pay-off diagram

Call prices \begin{tabular}{|c|r|c|} \hline X & \multicolumn{1}{|c|}{ Price } & Strategy \\ \hline 40 & 12.00 & buy 1 \\ \hline 50 & 8.00 & write 2 \\ \hline 60 & 5.00 & buy 1 \\ \hline \end{tabular} Payoff and profits Stock price at option Payoff Payoff Payoff expiratio on X=40 on X=50 on X=60 Total