1. Consider a square with side of length a, and an an isosceles right triangle with one side of length a and hypotenuse of length b. What is the sum of the areas of the square and the triangle?   3a2/2   2a3b   a3b/2   2a2/3   a2 + ab/2   Hint Half-n-half Clue   2. If a / b = - 4 / 5, then b3 / a3 is equal to   64 / 125   - 64 / 125   - 125 / 64   125 / 64   25 / 16   Half-n-half Clue   3. Mr. Kennedy bought 500  shares of ABC Inc. in 1996  at a price of $ 7  for each share. He sold all these shares yesterday for 50% more than he paid for them. If he has to pay a tax of 40% on the gain, how many dollars does he pay as tax?   None of these   1750   1400   700   233   Half-n-half Clue   4. If x is negative and (x - 2)2 = 81, then x2 is equal to   11   49   83   121   -7   Half-n-half Clue