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

8
16
7
6
9

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

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)

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

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

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%

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)