1. Tom has 7 times as many crayons as Dick and 3 times as many as Harry. If Dick has less than 21 crayons, what is the maximum number of crayons that Tom can have?   63   105   120   140   147   Hint Hint       2. What is z if 2.5% of z equals 75% of 50?   10   25   50   75   1500   Hint       3. A quiz consists of true and false questions. The ratio of the number of true questions to the number of false questions is 4:3. About what percent of the questions are false?   43%   57%   67%   83%   86%   Hint       4. What is the smallest of four consecutive odd integers whose sum is 968?   235   239   243   245   249   Hint       5. If 2z2 − 5z + 30 < 2z2 + 5z − 15, which of the following MUST be true?   z < 4.5   z > 6   z = 6   z = 4.5   z > 4.5   Hint       6. 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       7. 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?   4 − π   32 − 8π   8 − 2π   1 − π/4   16 − 4π   Hint