Math Practice Final Exam

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply the two ratios and then solve for the unknown variable.

Front

Back

5

Front

Back

c = 8

Front

Back

The coefficient is 2.

Front

If Emily answered 84% of the questions correctly and got 42 questions right, how many questions were on the test?

Back

50 questions.

Front

Back

1

Front

What is the formula for finding a percentage?

Back

Percentage = (Part/Whole) x 100.

Front

What does it mean for two fractions to be equivalent?

Back

Two fractions are equivalent if they represent the same value or proportion.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.