please use formulas

23 points Save te QUESTION 21 Consider three put options on the same underlying stock that have the same expiration date and have strike proes of $55, $80 and 86. Cumenty, they are selling in the market for $3, $5 and $8, respectively . Explain how an investor can build a butterfly spread. Construct a table showing the profit from the strategy. For what range of stock prices would the butterly spread lead to a loss? Explain your reasoning and your calculations in detail For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). V 14px Arial EVAL B I Y f Paragraph v X X % - 5 SE