Final Exam Study Guide

Front

How would you represent 8⁶?

Back

8 x 8 x 8 x 8 x 8 x 8

Front

What is 20% of 65?

Back

13

Front

Find the missing value for the ratio: 3 : ? = 9 : 21

Back

3

Front

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. If 5 cups of flour are used, how many cups of milk should be used to keep the proportions correct?

Back

2.5 cups milk

Front

Identify the variable in the expression 3x + 9.

Back

x

Front

What is the definition of a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

What is the formula to calculate percentage?

Back

Percentage = (Part/Whole) x 100

Front

What does the term 'variable' mean in mathematics?

Back

A variable is a symbol used to represent an unknown value.

Front

How do you simplify the expression 2x + 3x?

Back

5x

Front

What is the area of a rectangle with length 5 cm and width 3 cm?

Back

15 cm²