CHS Chapter 4 Pre-Test

Your English teacher asks you to write a short novel that is at least 30

 pages long and no more than 60 pages long.  If your short novel does

 not fall within these page limits, you receive a failing grade for the

 project.  Which of these inequalities does not represent a failing grade

for the short novel?

 p < 30
 30 p 60
 p > 60

 p < 30 or  p > 60

Cara plans to spend at most $85 on jeans and shirts for school this

month.  She bought 3 shirts for $15.30 each.  What is the most she can s

pend on jeans?

$

A person with a systolic blood pressure greater than 120 mmHg

and less than or equal to 139 mmHg is said to have pre-hypertension.  

Which inequality represents the range of systolic blood pressure

 for a person with pre-hypertension?

  120 < x 139
 120 < x < 139
 120 x < 139
 120 x 139
Which relation is a function?
 (0, 0),  (1, 2),  (0, 3),  (2, 4)
 (4, 9),  (6, 13),  (9, 14),  (13, 6)
 (-24, 2),  (-23, 2),  (-24, 4),  (-23, 4)
 (-6, 1),  (-6, 2),  (-6, 3),  (-6, 4)

Tamika is selling cookies for a fundraiser for the band.  She needs to

 make at least $160 in cookie sales to win a prize.  If each box of

cookies cost $2.25, what is the smallest number of boxes that she can

 sell to be eligible for the prize?

The snow at a ski resort is 45 centimeters deep.  Due to rising

temperatures, the depth of the snow is decreasing at a rate of 3

 centimeters  per day.  After how many days will only 12 centimeters

 of snow remain?

What is the domain of the function given in the table?

-5

 

-2

 

-1

 

3

 

4

 

x
y

15

 

6

 

3

 

-9

 

-12

 all real numbers
  {5, 2, 1, 3, 4} 
 (-5, 15),  (-2, 6),  (-1, 2), (3, -9), (4, -12)

{15, 6, 3, 9, 12}

The equation w (t ) = 52 + 1.6t gives the wind chill temperature

w for a given actual temperature t.  What is the value of w(41)?

Which of the following is written in function notation?

f ( x) = 3x + 2

f x = 3x + 2

y = 3x + 2

f= 3x + 2

Anna earns $8.25 per hour at a local pizza shop.  She needs at least

$175 to purchase a new ipod with speakers. Which inequality can be

 solved to determine how many hours he must work in order to

purchase the ipod?

 8.25x 175  
 8.25x 175
 8.25x < 175
 8.25x > 175

Joan purchased a new plant that is currently 45 inches tall.  Since she

 purchased the plant it has grown at a rate of 6 inches each month.

  Which of the following is the correct expression for the plants height

after t months?

 45 - 6t

 45 + 6t

 45t + 6

 45t - 6

Which compound inequality has the solution set shown in the graph?
 –1 x 1
 –1 < x < 1
 x <  –1 or x > 1
  x –1 or x 1
-4  -3  -2   -1    0      1     2     3    4
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