Grade 8 GCF and Equation Quiz

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12 Questions

What is the greatest common factor of 24 and 36?

6

Which of the following could be a possible equation representing the relationship between x and y if their greatest common factor (GCF) is 9?

$x - y = 9$

What is the greatest common factor of 42 and 56?

14

If the greatest common factor of two numbers is 4, what could be a possible equation representing their relationship?

$x - y = 4$

Which of the following is a plausible equation representing the relationship between two numbers if their greatest common factor (GCF) is 12?

$8x + 12y = 48$

If the greatest common factor of two numbers is 20, which of the following could be a possible equation representing their relationship?

$28x + 35y = 700$

If the greatest common factor of two numbers is 18, which equation could represent their relationship?

$6x - 9y = 81$

Which of the following equations is a possible representation of the relationship between two numbers if their greatest common factor (GCF) is 15?

$12x - 18y = 180$

If the greatest common factor of two numbers is 25, which of the following could be a possible equation representing their relationship?

$2x + 3y = 25$

What is the greatest common factor of 36 and 48?

9

Which of the following equations is a possible representation of the relationship between two numbers if their greatest common factor (GCF) is 28?

$6x + 7y = 28$

If the greatest common factor of two numbers is 16, what could be a possible equation representing their relationship?

$8x + 8y = 16$

Test your knowledge of greatest common factor (GCF) and its relationship with equations. This quiz includes questions about finding the GCF of numbers and identifying possible equations representing the relationship between variables given their GCF.

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