Suppose you purchase a Treasury bond futures contract at a price of $92$ percent of the face value, $$100,000.$

What is your obligation when you purchase this futures contract?

Assume that the Treasury bond futures price falls to $91\mathrm{.}40$ percent of face value. What is your loss or gain?

Assume that the Treasury bond futures price rises to $92\mathrm{.}90$ percent of face value. What is your loss or gain?