1. (25pts) Petra is a speculator who writes Australian dollar (A$) options. She expects that the Australian dollar will appreciate from its current level of 0.72 (US$/A$) to 0.75 (US$/A$) one month from now. So, she has written a European-style put option on A$150,000 with an exercise price of 0.735 (US$/A$), a premium of US$0.015 per A$, and an expiration date of one month from now. Suppose that the spot exchange rate at the option's maturity turns out to be 0.690 (US$/A$). What is Petra's total profit or loss from writing this option to sell, assuming that the holder of the option acts rationally