Lesson 01: Lots of Flags | Unit 4: Proportional Relationships and Percentages

Multiple Choice

A rectangle has a height to width ratio of 3 : 4.5. Which of the following are dimensions for rectangles that could be scaled versions of this rectangle?

• (3, 5)
• (1, 2)
• Any dimensions that maintain the ratio 2:3, such as (2, 3), (4, 6), (6, 9), etc.
• (5, 8)

Open Ended

One rectangle measures 2 units by 7 units. A second rectangle measures 11 units by 37 units. Are these two figures scaled versions of each other? If so, find the scale factor. If not, briefly explain why.

Multiple Choice

What is the scale factor between the largest and smallest matryoshka dolls?

• 3.2
• 5.0
• 4.8
• 6.1

Multiple Choice

In Russia people make matryoshka dolls, which are hollow, wooden dolls that fit inside each other. What is the width of the third figure?

• 2 4/9 in
• 1 3/4 in
• 3 1/2 in
• 2 in

Multiple Choice

What percentage of all the dishes delivered were appetizers?

• 10%
• 40%
• 50%
• 25%

Multiple Choice

The table shows the dishes that one waiter delivered during his shift. For each dish type, consider the percentage of all the dishes delivered for each type.

What do your percentages add up to?

• 100%
• 75%
• 90%
• 50%

Multiple Choice

The pieces in the right store are what percentage of all the pieces on the game board? (There are 48 total pieces.)

• 18.75%

• 25%

• 37.5%

• 50%

Multiple Choice

The pieces in the right store are what percentage of the pieces in the left store?

• 33.33%
• 75%
• 50%
• 66.67%

Multiple Select

Select **all** ratios that are equivalent to $$4 : 5$$ .

• $$8 : 10$$

• $$7 : 8$$

• $$2 : 3$$

• $$3 : 3.75$$

• $$2 : 2.5$$