7th Grade 1st Semester Exam (2)

Front

What is the constant of proportionality?

Back

The constant of proportionality is a constant value that relates two proportional quantities. It is often represented by 'k' in the equation y = kx.

Front

Evaluate the expression: (-6) + 4(-2)

Back

The result is -14.

Front

Which fraction is equivalent to 0.5?

Back

The fraction equivalent to 0.5 is 1/2.

Front

Back

The equivalent decimal form is 0.1875.

Front

What is the product of (-9) and (-3)?

Back

The product is 27.

Front

Define proportional relationships.

Back

Proportional relationships are relationships between two quantities where the ratio of one quantity to the other is constant.

Front

What is the formula for finding the constant of proportionality?

Back

The formula is k = y/x, where y is the dependent variable and x is the independent variable.

Front

How do you evaluate expressions with negative numbers?

Back

To evaluate expressions with negative numbers, follow the order of operations (PEMDAS) and combine like terms carefully.

Front

What is the decimal equivalent of 1/4?

Back

The decimal equivalent of 1/4 is 0.25.

Front

What is the sum of two negative numbers?

Back

The sum of two negative numbers is always negative.