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1.  What is the value of log2(8) + log2(16)?

     8
     16
     7
     6
     9

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2.  In a bookstore, price of a pencil set is one-third the price of a pen set and the price of the pen set is one-fifth the price of a book. If the total cost of all the three items is $76, then what is the cost of the pen set?

     $3
     $76
     $4
     $12
     $60

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3. Which of the following is equivalent to the expression, 9x4 – y8?

     (3x + y) (3x – y)
     (3x2 + y2) (3x2 – y2)
     (3x2 – y4) (3x2 + y4)
     (9x2– y4) (9x2 + y4)
     (x4 + y4) (x4 – y4)

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4. Which of the following is equivalent to the expression, (cotx)/ (csc x)?

     sinx/ cosx
     1/ sinx
     1/ cosx
     (cscx) / (cot x)
     cos x

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5. Marc bought an item of cost $20.00, but the final bill at the billing counter for the item is given as $22.50. What is the sales tax rate on the item?

     9%
     12%
     3%
     12.5%
     15.5%

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6. If the function f(x) = x2 – 9x + 20, then what are the x-intercepts for this function?

     (0, -4) and (0, -5)
     (4, 0) and (5, 0)
     (0, 2) and (10, 0)
     (2, 0) and (10, 0)
     (0, 4) and (0, 5)

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7. What is the simplified form of the expression: 8 – 4[3 – 2(8 – 6)] ÷ 2?

     6
     7
     8
     9
     10

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