# Basic Algebra: Rociv Quiz

10 Questions | Total Attempts: 98

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Content: Identify the rate of change (ROC) and the initial value (IV), write a corresponding linear equation in slope-intercept form, and answer related questions using a table of values for some real-llfe linear examples.

• 1.
Mrs. Weihe is decorating rooms in her new mansion in Truman.  Currently she has 1 room that is decorated properly, and she hopes to get 2 rooms per year fully decorated.   Which number represents the rate of change?
• A.

2

• B.

1

• C.

0

• D.

5

• 2.
Mrs. Weihe is decorating rooms in her new mansion in Truman.  Currently she has 1 room that is decorated properly, and she hopes to get 2 rooms per year fully decorated.   Which number represents the initial value?
• A.

2

• B.

1

• C.

0

• D.

5

• 3.
Mrs. Weihe is decorating rooms in her new mansion in Truman.  Currently she has 1 room that is decorated properly, and she hopes to get 2 rooms per year fully decorated.   Which is the correct equation that represents this situation?
• A.

Y = -1x + 2

• B.

Y = -2x + 1

• C.

Y = 1x + 2

• D.

Y = 2x + 1

• 4.
Mrs. Weihe is decorating rooms in her new mansion in Truman.  Currently she has 1 room that is decorated properly, and she hopes to get 2 rooms per year fully decorated.   What number should be placed in the table for the number of rooms decordated in year #5? Year 0 1 2 3 4 5 6 7 Decorated rooms
• A.

13

• B.

11

• C.

9

• D.

7

• 5.
Mrs. Weihe is decorating rooms in her new mansion in Truman.  Currently she has 1 room that is decorated properly, and she hopes to get 2 rooms per year fully decorated.   In what year number will she have 7 rooms decorated?
• A.

2

• B.

3

• C.

4

• D.

5

• 6.
Max currently has 500 files on his hard drive, which is slowing down its speed, so he deletes 75 files per day. In this problem, 500 is the                                  .
• A.

Rate of change

• B.

Initial value

• C.

X-intercept

• D.

Slope

• 7.
Max currently has 500 files on his hard drive, which is slowing down its speed, so he deletes 75 files per day. When writing an equation for this problem, 75 should be                              .
• A.

Positive

• B.

Negative

• C.

Doesn't matter

• D.

The size of his hard drive

• 8.
Max currently has 500 files on his hard drive, which is slowing down its speed, so he deletes 75 files per day. The equation that describes this situation is
• A.

Y = 500x + 75

• B.

Y = 75x + 500

• C.

Y = -75x + 500

• D.

Y = -500x -75

• 9.
Max currently has 500 files on his hard drive, which is slowing down its speed, so he deletes 75 files per day. What number should go under Day 5 in the table below? Day 0 1 2 3 4 5 6 Files
• A.

350

• B.

275

• C.

200

• D.

125

• 10.
Max currently has 500 files on his hard drive, which is slowing down its speed, so he deletes 75 files per day. After how many days will Max have less than 300 files on his computer?
• A.

1

• B.

2

• C.

3

• D.

4

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