Scaled Proportions (for a grade) Dec 18

The scale of a map says that 6 cm represents 15 km. What distance on the map represents an actual distance of 6 kilometers?

Which proportion represents the problem?

• $\frac{6}{6}=\frac{15}{x}$

• $\frac{15}{6}=\frac{x}{6}$
  

• $\frac{6}{15}=\frac{x}{6}$
  

The scale of a map says that 6 cm represents 15 km.
What is the actual number of kilometers that is represented by 16 cm on the map?

Select the correct proportion that represents the problem

•  $\frac{6}{15}=\frac{16}{x}$  

•  $\frac{15}{6}=\frac{16}{x}$  
  

•  $\frac{6}{16}=\frac{x}{15}$  
  

The scale on the map indicates 3 inches = 35 miles. How many inches on the map would represent 315 miles?

• 10 inches

• 21 inches

• 27 inches

• 30 inches

A scale drawing of a billboard uses the scale 4 cm:9 ft. The length of the billboard in the drawing is 11 cm. How long is the actual billboard?

• 13 ft
• 20.75 ft
• 24.75 ft
• 22 ft

A map has a scale of 1 cm=5km.  On the map, two cities are 3 cm apart. What is the actual distance between these cities? 

• 1.7 km
• 5 km
• 15 km
• 17 km 

A model of a house was built using the scale 5 in:25 ft. If a window in the model is 1.5 in. wide, how wide is the actual window?

• 90 ft
• 7.5 ft 
• 4.5 ft
• 45 in

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

• 8
• 15
• 40
• 29

A flagpole is 1 in.= 4 ft. If the pole measures 12 inches, how tall is the actual pole?

• 16 feet
• 3 feet
• 48 feet
• 9 feet

A model of a planned baseball stadium is 2 ft wide. The scale for the model is 1 foot = 100 yards. What is the width of the actual stadium?

• 20 yards
• 2 yards
• 200 yards
• 2000 yards

Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?

• 25 inches
• 60 inches
• 1/30 inch
• 30 inches