Scale/Scale Factor

The dimensions of a room are 12 ft by 9ft. In a scale drawing of the room, 1 in=3ft. What are the dimensions of the room in the drawing?

• 4 in by 3 in

• 4 in by 12 in

• 15 in by 12 in

• 36 in by 27 in

Jill's room is 12.5 ft long and 11.5 ft wide. She made a scale drawing of the room with a scale of .5 inch= 2 feet. What is the perimeter of Jill's room in the drawing?

• 12 feet

• 24 inches

• 12 inches

• 96 inches

The scale on a map is 1 inch=2 $\frac{1}{2}$  miles. The distance between two streets on the map is  $1\ \frac{3}{4}$   inches. What is the actual distance between these streets?

•  $1\ \frac{3}{7\ }$  miles

•  $2\ \frac{3}{8}$  miles

•  $4\ \frac{1}{4\ }$  miles

•  $4\ \frac{3}{8}$  miles

Peter drew a scale drawing of his room with a length of 10 inches. The actual length of his room is $13\ \frac{1}{2}$   feet. The actual length of his desk is 40 inches. Approximately what is the length of the desk in the drawing?

•  $\frac{2}{5}$  in.

•  $2\ \frac{1}{2\ }$  in. 

•  $2\ \frac{3}{5}$   in. 

•  $2\ \frac{7}{10}$  in.

The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.

• 165 miles
• 50 miles
• 82.5 miles
• 41.25 miles

Tags

CCSS.6.RP.A.3B

Amanda made a scale drawing of a square garden, which has a side length of 25 feet. She used the scale 2 inches = 5 feet.

What will be the area of the scale drawing?

• 10 in²
• 25 in²
• 100 in²
• 484 in²

Tags

CCSS.7.G.A.1

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

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

The actual length of a car is 14.5 ft. A model of the car is 7.25 inches long. What is the scale?

• one inch = 24 inches

• one inch = 2 ft

• one inch = 0.5 ft

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

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

• 21
• 1.25
• 20
• 4

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

On a map, 4 centimeters represents 100 kilometers. How many kilometers are represented by 8.5 centimeters?

• 200.0 km

• 212.5 km

• 850.0 km

• 3,600 km