1. A small square region inside a larger square is shaded. The diagonal of the larger square is three times the diagonal of the small square in length. What fraction of the area of the larger square is not shaded ?   1/9   1/3   2/3   8/9   cannot be determined   Hint Hint       2. In the figure, each of the four white "petals" is formed by the intersection of two semicircles. Each of the four semicircles is drawn with its center at the midpoint of each side of the square. If the length of the side of the square is 2, what is the total area of the shaded region excluding the petals?   32 − 8π   16 − 4π   8 − 2π   1 − π/4   4 − π   Hint       3. A car's price decreased by 20% from 1998 to 2000. If the price of the car was P dollars in 2000, what was it in 1998?   0.75P   0.8P   1.2P   1.4P   1.25P   Hint       4. Jack is now 7 times as old as Jill. If 10 years from now, he will be 3 times as old as Jill, how old is Jack now?   14   21   28   35   42   Hint       5. An agent receives a commission of 40 cents for every $50 of business she procures. What percent is the agent's commission?   0.8%   1.0%   1.25%   1.5%   2.5%   Hint       6. If x + y − z = 5 and x − y + z = 10, which of the following statements MUST be true? I. y > z II. x > 5 III. y > 5   I only   II only   III only   I and II only   II and III only   Hint       7. An total of $45,000 in prize money is to be divided unequally among the top three contestants. What is the value of the largest prize?   $9,000   0,000   2,000   5,000   $27,000   Hint