That was a tough one.  The correct answer is 9 3/8.  There were a lot of steps in that last problem.  It involved converting mixed numbers into improper fractions, multiplying fractions, multiplying negative numbers, and converting improper fractions back into mixed numbers.

I recommend reading Volume 2 of the Learn Math Fast System.  You already know most of the material in that book, so it should only take you a week or two to complete.  You'll learn how to do all the steps I mentioned above quickly and easily.  Use coupon code PT2026 to get 10% off your order.