Before boarding her flight to Zurich, Switzerland, Prisha purchased CHF850 from her bank when the exchange rate was C$1 = CHF0.9797. However, Prisha had to cancel the trip. Prisha returned to the bank to convert the Swiss currency back into Canadian dollars. If the exchange rate changed to C$1 = CHF0.9838, how many Canadian dollars would Prisha have lost in these transactions? Assume the bank has a 1.35% commission on both the sale and the purchase of the funds.

C

Round to the nearest cent