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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

MEAP Preparation - Grade 7 Mathematics
2.27 Variables And Constants

Variable: A letter symbol which can take any value of a certain set is called a variable.

Constant: A quantity that has only one fixed value is called a constant.

Example:
In the expression 2x-1,
x is a variable and 2 and 1 are constants.

Directions: Choose the correct answer. Also write at least 5 examples of variables and constants of your own.
Q 1: 2x + 3, find the variable.
2
none
x
3

 Q 2: 93x + 4, find the constants.
x and 93
none
93 and 4
4 and x

Q 3: 7y + 3, find the variable.
3
none
y
7

 Q 4: 72x + 3, find the constants.
x and 72
x and +
3 and x
72 and 3

Q 5: 702x - 7, find the variable.
none
702
7
x

 Q 6: 82x + 7y, find the variables.
7 and y
82 and 7
x and y
82 and x

Q 7: 3x = 2, find the constants.
2 and
none
x and 2
x and 3

 Q 8: 92x, find the constant.
none
x
92
92x

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 Question 10: This question is available to subscribers only!


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