The current spot price of gold is $1,315 per ounce. The 11-month risk free rate is 0.75% (annualized, continuously compounded). Your broker quotes you an 11-month futures contract at $1,391. Assume storage costs are $0.23 monthly per ounce, paid at the end of the storage period. What is the correct theoretical futures price? What is the arbitrage trade/profit using the price you were quoted?