Proportions Scale Drawings

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

Pam drew a scale drawing of a game room. She used the scale 1 inch : 2 feet. If the air hockey table is 5 inches in the drawing, how long is the actual air hockey table?

• 10 Feet

• 2.5 Feet

• 5 Feet

• 15 Feet

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

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

• F

• G

• H

• J

A scale drawing of 

      a billboard is shown below.

What will be the length of the bat on the billboard, in feet?

• 3 feet

• 6.25 feet

• 18.75 feet

• 37.50 feet

Leon created a scale drawing of the school library in his art class. In the scale drawing, the length of the library is 13 inches. The length of the actual library is 78 feet. Which scale did Leon use to create the scale drawing of the school library?

• 1 inch represents 6 feet

• 6 inches represents 1 foot

A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Draw a picture, set up a proportion)

• 24 feet

• 21 feet

• 27 feet

• 32 feet

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? 

• 7 km

• 5 km

• 15 km

• 17 km 

On a map, Memphis, Tennessee, and Jackson, Mississippi, are 5 inches apart. The distance between the cities is actually 210 miles.

What scale was used to create the map?

• 42 inches = 1 mile

• 1 inch = 42 miles

• 40 inches = 1 mile

• 
  1 inch = 40 miles