1. Why is it a good idea to scale your position, and have larger positions when you believe there will be a large move in the index, and have smaller positions when you believe there will be a small move in the index?

2. A) What is the profit (or loss) generated on a position that is long 5 contracts @ 1050.00, if the price of the index falls to 975.00? B) If the dollar-margin requirement for index futures is 5% of the notional value, what is the beginning margin requirement for a single RTX future?