Test - Intermediate Mathematics 2

1. Which of the following describes the addition:

• i) Starting at 0 on the number line, move left 5 units and then move left another 6 units.
• ii) Starting at -5 on the number line, move left 6 units.
• iii) Your bank account is overdrawn by \$5.00 and you write a cheque for \$6.00.

i only     ii only     iii only     i and ii only     all

2. Evaluate 8 - 3(x - 2) - 5x given x = -3.

-14     -10     30     38     none of these

3. Multiply (x - 7)(2x +1)

2x² - 7     2x² + 15x - 7     2x² - 15x - 7    
2x² - 13x - 7     none of these

4. If 3x + 4 = 15 then x is closest to

2     3     4     5     6

5. Simplify (x⁴x²)/x⁸

1     1/x²     x²     x²/2     1/2

6. One factor of x² - 9x - 36 is

x + 2     x + 3     x + 4     x + 6     none of these

7. The length of a rectangle is 3 times its width. If w represents the width, then the area of the rectangle is

w² + 3w     3w²     4w     3w     2w + 3

8. If the price of a CD is reduced 20% to a sale price of $11.96, then the original price is closest to:

$13     $14     $15     $16     $17