8th Grade Semester Test

Front

Back

Front

Which of the following ratios are not equivalent to 1/2: 2/4, 3/6, 6/10, 30/60?

Back

The ratio that is not equivalent to 1/2 is 6/10.

Front

What is the result of 6 - (-2)?

Back

The result is 8.

Front

What does the integer -50 represent in a real-world context?

Back

It represents a decrease of 50 employees.

Front

What is the unit rate if Mr. Keys made $90 in 5 hours?

Back

The unit rate is $18 per hour.

Front

Define a ratio.

Back

A ratio is a comparison of two quantities by division.

Front

What is the formula for finding the unit rate?

Back

The unit rate is found by dividing the total amount by the number of units.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place over the original denominator.

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero.