please, help to solve this and explain.

1. Refer to the table below. Suppose today is June 25, 2008, and your firm produces breakfast cereal and needs 100.000 bushels of oat in December 2008 for an upcoming promotion. You would like to lock in your costs today because you are concerned that oat prices might rise between now and December. (a) To hedge your risk exposure, you would purchase_40 Joat futures contracts, effectively locking in a TOTAL settlement price on June 28, 2008 R$ based on 4s the closing price of the day. (b) Suppose eat prices are $5.53 per bushel in December. The payoff on your futures position is $ 15,000 (Positive numbers for gain, and negative number for loss) Settle Open High Low Oats(CBT)- 5,000 bu.; cents per bu. July 418.25 429.25 418.00 Dec 448.50 460.50 448.25 426.50 458.00 5.53 4.58 -2.58 20x5000 84.58 = 4584 95 sell left right to sell Bys right to But @ 30 9582 =95 2. Suppose a financial manager buys call options on 55,000 barrels of oil with an exercise price of $30 per barrel. She simultaneously sells a put option on 55,000 barrels of oil with the same exercise price of $30 per barrel. Calculate her gains and losses per barrel on the following range of oil prices. Oil price: $25 $30 $35 Net profit per barrel: $_-5