how do you do this?

Let's assume we have speculators who hear about drought domage to the nation's com crop and decide they want to trade com futures. A broker in contacted, the necessary forms are completed, and a speculator is told the margin requirement for a 5,000 bushel cor contract is on the CBOT are $1.200 initial and $800 maintenance per contract. (1) Our speculator puts in an order to go long a 5,000-bushel contract of December com futures at $3.50, and the order to go long at $3.50 is filled on July 2 m) Our speculator puts in an order to go short the same December corn futures at $3.90 on July 27, and the order to go short at $3.90 is filled in the same day. Please fill in the last two columns of the following table. Price Date Margin Action Balance (S) Sper bm 2-Jul $3.50 3-Jul $3.45 4-Jul Holiday 5-Jul $3.33 6-Jul $3.26 9-Jul $3.30 10-Jul $3.35 11-Jul $3.40 12-Jul $3.20 13-Jul $3.10 16-Jul $3.18 17-Jul $3.35 18-Jul $3.42 19-Jul $3.56 20-Jul $3.67 23-Jul $3.80 24-Jul $3.95 25-Jul $3.98 26-Jul $3.85 27-Jul $3.90 To make sure that you get the right answer. Please use two different ways to answer the following question: (1) Calculate his gain/loss by using his margin action and account balance. (2) Calculate his gain/loss by looking at the com prices. Let's assume we have speculators who hear about drought damage to the nation's corn crop and decide they want to trade com futures. A broker in contacted, the necessary forms are completed, and a speculator is told the margin requirement for a 5,000-bushel com contract is on the CBOT are $1,200 initial and 5800 maintenance per contract (1) Our speculator puts in an order to go long a5,000-bushel contract of December com futures at $3.50, and the order to go long at $3.50 is filled on July 2 (2) Our speculator puts in an order to go short the same December corn futures at $3.90 on July 27, and the order to go short at $3.90 is filled in the same day. Please fill in the last two columns of the following table. Price Date Margin Action Balance (5) (S. per bu. 2-Jul $3.50 3-Jul $3.45 4-Jul Holiday 5-Jul $3.33 6-Jul $3.26 9-Jul $3.30 10-Jul $3.35 11-Jul $3.40 12-Jul $3.20 13-Jul $3.10 16-Jul $3.18 17-Jul $3.35 18-Jul $3.42 19-Jul $3.56 20-Jul $3.67 23-Jul $3.80 24-Jul $3.95 25-Jul $3.98 26-Jul $3.85 27-Jul $3.90 To make sure that you get the right answer. Please use two different ways to answer the following question: (1) Calculate his gain/loss by using his margin action and account balance. (2) Calculate his gain/loss by looking at the cor prices