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Chapter 1 Variable_ZH

Authored by Initiator Educator

Mathematics

9th - 12th Grade

Used 2+ times

Chapter 1 Variable_ZH
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A variable represents what is ______________. 

the answer
the operation
the difference
unknown 

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A variable is . . .

an awesome number

a number represented by a letter

an infinite number

a number multiplied by another number

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5p + 4h - 2
Which are the variables? 

5p, 4h, 2
2
p, h
5, 4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A comprehension test was given to students after they had studied textbook material either in silence or working together.
What is a possible control variable?

Comprehension Test Results
The thickness of the text book
All students working in Silence
Number of students working together and in Silence

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the phrase as an expression.
twice a number x plus 8

2 + 8x
2x + 8
2(x+8)
8(2+x)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5x - 14 = 8x + 4

x = 6
x = -6
x = -18/13
x = 10/3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7x - 4 = 3 + 8x

x = 7
x = -7
x = 2/7
x = 11

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