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Quiz 1

Mathematics Department
Tennessee Technological University


Date: December 11, 2017


  1. Let $ p=-4$, $ q=8$ and $ r=-10$. Evaluate the expression $ \frac{3q}{3p-2r}$:

    33

    7

    5

    3

  2. Evaluate the expression $ 4 +
2 +
( 3)
\cdot ( 5 + 2)^2$:

    27

    18

    153

    149

  3. Identify the property illustrated in the statement $ 6\cdot 12+6\cdot 15=6(12+15)$:

    commutative

    distributive

    inverse

    identity

  4. Which of the following number is a rational number ?

    $ \sqrt{2}$

    $ \sqrt{4}$

    $ \pi$

    $ \sqrt{32}$

  5. Simplify the expression $ \frac{10}{11}(22z)+(a+5)-1$:

    $ a+20z-4$

    $ 20z+a+4$

    $ \frac{z}{11}+2a$

    $ a+z+4$





Department of Mathematics
Last modified: 2017-12-11