Understanding Ratios

What is a ratio?

• A comparison of two quantities by addition

• A comparison of two quantities by multiplication

• A comparison of two quantities by division

• A comparison of two quantities by subtraction

Which of the following is NOT a way to express a ratio?

• Using a semicolon

• Using a colon

• Using the word 'to'

• Using a fraction

How can the ratio 10 roses to 12 flowers be simplified?

• 10 roses to 6 flowers

• 5 roses to 6 flowers

• 6 roses to 5 flowers

• 5 roses to 12 flowers

What does the simplified ratio of 5 roses to 6 flowers mean?

• For every 6 flowers, there are 5 roses

• For every 5 flowers, there are 6 roses

• For every 5 roses, there are 12 flowers

• For every 6 roses, there are 5 flowers

How can the ratio 25 women to 35 people be simplified?

• 5 women to 7 people

• 7 women to 5 people

• 25 women to 7 people

• 5 women to 35 people

What does the simplified ratio of 5 women to 7 people indicate?

• 5 out of every 7 shoppers are men

• 7 out of every 5 shoppers are women

• 5 out of every 7 shoppers are women

• 7 out of every 5 shoppers are men

What is the first step in simplifying the ratio of 21 inches to 2 yards?

• Convert inches to yards

• Convert yards to inches

• Convert yards to feet

• Convert inches to feet

How many inches are in 2 yards?

• 24 inches

• 36 inches

• 144 inches

• 72 inches

What is the simplified form of the ratio 21 inches to 72 inches?

• 1 to 3

• 3 to 8

• 21 to 24

• 7 to 24

What is the main focus of this lesson?

• Understanding fractions

• Understanding percentages

• Understanding decimals

• Understanding ratios