Question 1

1.  What is the decimal equivalent of the rational number -1/8?

Accepted Answer

-0.125

Answer

-1.8

Answer

-1.25

Answer

-12.5

Question 2

2.  Lynn is walking from her house to the grocery store.  The table shows the distance she has left to walk.  What is the rate of change for the linear function represented by the table?

Accepted Answer

-0.5 block per minute

Answer

0.5 block per minute

Answer

2 blocks per minute

Answer

-2 blocks per minute

Question 3

3.  Which function's graph has the same x-intercept as the line shown?

Accepted Answer

y = -5x - 5

Answer

y = -5x + 5

Answer

y = $\frac{1}{5}x + 5$

Answer

y = 5x - 1

Question 4

4.  Does the ordered pair (-5, 3) satisfy the system of equations?  Explain.

Accepted Answer

No, because the ordered pair (-5, 3) satisfies only the equation $y = -\frac{3}{5}x$.

Answer

Yes, because the ordered pair (-5, 3) satisfies both equations of the system.

Answer

No, because the ordered pair (-5, 3) satisfies neither equation of the system.

Answer

No, because the ordered pair (-5, 3) satisfies only the equation y = -2x -1.

Question 5

5.   What is the fraction equivalent to  $0.\overline{8}$?

Accepted Answer

$\frac{8}{9}$

Answer

$\frac{4}{5}$

Answer

-$\frac{4}{5}$

Answer

$\frac{8}{10}$

Question 6

6.

Accepted Answer

B and F

Answer

A and F

Answer

A, C, and D

Answer

A and D

Question 7

7.   Evaluate  $\sqrt\frac{9}{100}$

Accepted Answer

$\frac{3}{10}$

Answer

$\frac{9}{100}$

Answer

3$\frac{1}{10}$

Answer

$\frac{9}{10}$

Question 8

8.  Write 0.000098 using scientific notation.

Accepted Answer

9.8 x $10^{-5}$

Answer

9.8 x $10^{-4}$

Answer

9.8 x $10^{5}$

Answer

0.98 x $10^{-4}$

Question 9

9.  In the graph of the function, for what values of x is y increasing?

Accepted Answer

between x=0 and x = 3

Answer

between x = 3 and x = 6

Answer

The function is never increasing.

Answer

between x = 6 and x = 9

Question 10

10.   Carla runs 4 miles every day.  She jogs from home to the school track which is $\frac{3}{4}$ miles away. She runs laps around the $\frac{1}{4}$ mile track.  Carla then jogs home.  How many laps does she run?

Accepted Answer

10 laps

Answer

11 laps

Answer

12 laps

Answer

9 laps

Question 11

11. What is the value of $x^{4}$ if $x^{2} = 100$?

Accepted Answer

10,000

Answer

1000

Answer

10

Answer

100

Question 12

12.  The rate of change for linear function A is $\frac{1}{3}$.  It's graph has a y-intercept of 1.  The graph above represents function B.  The graphs of these two functions have what in common?

Accepted Answer

x-intercept

Answer

y-intercept

Answer

point (1, 4)

Answer

slope

Question 13

13.   The table shows the average number s of sandwiches a deli sells over time t, in minutes.  What linear function does the table above represent?

Accepted Answer

s = 2t + 13

Answer

s = 2t

Answer

s = -2t + 13

Answer

s = 13t + 2

Question 14

14.  Ms. Jackson asked each of her students how much time t, in hours, they studied for the test.  She paired these numbers with the students’ test scores s and created the scatter plot shown. The equation of the trend line is s = 9t + 50.  On average, how does a student’s  score change for each additional hour  of studying?

Accepted Answer

Increases by 9 points

Answer

Increases by 50 points

Answer

Decreases by 9 points

Answer

Decreases by 50 points

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