Quiz about scale factors

Question 1

What is the scale factor from triangle ABC to triangle DEF?

Accepted Answer

2/1

Answer

1/2

Answer

7/3

Answer

10/3

Question 2

If the scale factor is 4, what is the measurement of x?

Accepted Answer

24 m

Answer

20 m

Answer

16 m

Answer

4 m

Question 3

Megan drew a scale drawing of a house and its lot. The scale she used was 1 inch = 2 feet. The backyard is 78 feet long in real life. How long is the yard in the drawing?
____ = ____

Accepted Answer

39 inches

Answer

156 inches

Answer

38 inches

Answer

157 inches

Question 4

Solve the proportion.
____ = ____

Accepted Answer

p=308

Answer

p=31.3

Answer

p=924

Answer

p=532

Question 5

Do the ratios form a proportion?
____ = ____

Accepted Answer

No, they do not form a proportion.

Answer

Yes, they form a proportion.

Question 6

Find missing side

Accepted Answer

7

Answer

5

Answer

9

Answer

11

Question 7

Find the perimeter of the large triangle.

Accepted Answer

36

Answer

24

Answer

12

Answer

54

Question 8

The pair of figures are similar. Find the missing side.

Accepted Answer

x = 3

Answer

x = 1

Answer

x = 9

Answer

x = 5

Question 9

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

Accepted Answer

12 feet

Answer

16 feet

Answer

10 feet

Answer

4 feet

Question 10

The two right triangles below are similar. What is x, the missing side length in triangle DEF?

Accepted Answer

9.75

Answer

3.75

Answer

10

Answer

12

Question 11

Using 2 in = 35 miles, solve:  The distance between Troy City and Ben City is 315 miles. How far apart are they on the map?

Accepted Answer

18 inches

Answer

18 miles

Answer

5512.5 inches

Answer

5512.5 miles

Question 12

Using 2 in = 35 miles solve:  Marking City is 5 inches away from Jamming City on the map. What is the actual distance between the two cities?

Accepted Answer

87.5 miles

Answer

0.28 miles

Answer

28 miles

Answer

87.5 inches

Question 13

A blueprint of a house has a scale of 1 in = 6 ft. the living room has dimensions (width x length) of 18 ft by 24 ft. What are the dimensions on the blueprint of the living room? (use 2 different proportions; one for width and one for length)

Accepted Answer

w = 3 in; l = 4 in

Answer

w = 108 in, l = 144 in

Answer

w = 3 in; l = 144 in

Answer

w = 3 ft; l = 4 ft

Question 14

A model of a car has a scale of 3 cm: 2 m. The length of the actual hood of the car is 1 m. What is the length of the hood of the model?

Accepted Answer

1.5 cm

Answer

1.5 m

Answer

15 cm

Answer

6 cm

Question 15

A model length of 12 cm represents an actual length of 102 feet. The model has a width of 48 cm. What is the width of the actual object?

Accepted Answer

408 feet

Answer

408 cm

Answer

40.8 ft

Answer

5.65 cm

Question 16

Using 1 cm = 2 km: The highway that runs from one end of the city to the opposite end measures 3.5 cm on the map. What is the actual distance of this section of highway?

Accepted Answer

7 km

Answer

1.75 km

Answer

2 km

Answer

70 km

Question 17

A scale model of a house is 1 ft. long. The actual house is 50 ft. long. In the model, the window is 1 1/5 inches tall. How many feet is the actual window?

Accepted Answer

60 in

Answer

75 ft

Answer

0.024 ft

Answer

50 ft

Question 18

What is the scale factor?

Accepted Answer

4

Answer

.25

Answer

5

Answer

6

Question 19

What is the measurement of x?

Accepted Answer

24 m

Answer

20 m

Answer

16 m

Answer

4 m

Question 20

sf = 5

Accepted Answer

Enlargement

Answer

Reduction

Question 21

sf = 1/2

Accepted Answer

Reduction

Answer

Enlargement

Question 22

If a Scale Factor is between 0 and 1, then your figure gets...

Accepted Answer

Smaller

Answer

Bigger

Answer

Does not change

Question 23

Calculate the value of x.

Accepted Answer

5

Answer

10

Answer

20

Answer

15

Question 24

Calculate the value of x.

Accepted Answer

40

Answer

20

Answer

50

Answer

45

Question 25

Calculate the value of x.

Accepted Answer

77

Answer

84

Answer

60

Answer

15

Question 26

Calculate the value of x.

Accepted Answer

63

Answer

30

Answer

7

Answer

120

Question 27

Solve for X.

Accepted Answer

2 ft

Answer

3 ft

Answer

4 ft

Answer

6 ft

Question 28

A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint.

Accepted Answer

14 in

Answer

7 in

Answer

9 in

Answer

12 in

Question 29

Review the picture.  Find the missing side measurement in the picture using a proportion.

Accepted Answer

x = 25 m

Answer

x = 900 m

Answer

25 m

Answer

x = 0.04 m

Question 30

Find the missing side of the large triangle, then, find the PERIMETER of the large triangle.

Accepted Answer

the missing side is 12, the perimeter is 36

Answer

the missing side is 12, the perimeter is 24

Question 31

Alejandro read 4 pages in a book in 6 minutes. How long would you expect him to take to read 6 pages at this rate?

Accepted Answer

9 minutes

Answer

1.5 minutes

Answer

8 minutes

Answer

24 minutes

Question 32

Sara can type 90 words in 4 minutes. About how many words would you expect her to type in 10 minutes at this rate?

Accepted Answer

225 words

Answer

900 words

Answer

180 words

Answer

360 words

Question 33

Using 2 in = 35 miles solve:  Marking City is 5 inches away from Jamming City on the map. What is the actual distance between the two cities?

Accepted Answer

87.5 miles

Answer

0.28 miles

Answer

28 miles

Answer

87.5 inches

Question 34

The scale of the map is 1/4 in: 18 mi. The state capitol is 252 miles from the border. How far is the state capitol from the border on the map?

Accepted Answer

3.5 in

Answer

3.5 mi

Answer

1008 mi

Answer

2.5 mi

Question 35

A model length of 12 cm represents an actual length of 102 feet. The model has a width of 48 cm. What is the width of the actual object?

Accepted Answer

408 feet

Answer

408 cm

Answer

40.8 ft

Answer

5.65 cm

Question 36

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

Accepted Answer

12 feet

Answer

16 feet

Answer

10 feet

Answer

4 feet

Question 37

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

Accepted Answer

48 feet

Answer

16 feet

Answer

3 feet

Answer

9 feet

Question 38

How many inches long would the model train be?

Accepted Answer

7.5 in.

Answer

5.5 in.

Answer

6.5 in.

Answer

9.5 in.

Question 39

How many cm would the model of the arch be?

Accepted Answer

48 cm

Answer

40 cm

Answer

44 cm

Answer

46 cm

Question 40

Scale is 1cm = 8km. Hatboro and Smithville are 24cm apart on the map, what is the actual distance between the 2 cities?

Accepted Answer

192 km

Answer

87 km

Answer

216 km

Answer

33 km

Question 41

A map scale reads 1 in: 114 miles. If you measure that the distance between Memphis and Knoxville are 5.5 inches, what is the actual distance between them?

Accepted Answer

627 miles

Answer

627 inches

Question 42

Chad made a scale drawing of a neighborhood park. The scale he used was 1 centimeter = 3 meters. The volleyball court is 9 meters wide in real life. How wide is the volleyball court in the drawing?

Accepted Answer

3

Answer

1/9

Answer

9

Answer

10

Question 43

Ezra made a scale drawing of an arcade. He used the scale 1 inch = 4 feet. The actual length of an air hockey table is 8 feet. How long is the air hockey table in the drawing?

Accepted Answer

2

Answer

12

Answer

32

Answer

1/2

Question 44

Ava measured a house and its lot and made a scale drawing. She used the scale 1 inch = 9 feet. The backyard is 6 inches in the drawing. How long is the actual yard?

Accepted Answer

54

Answer

3

Answer

2/3

Answer

15

Question 45

Sam measured a neighborhood park and made a scale drawing. The scale of the drawing was 1 centimeter = 2 meters. If the actual length of the volleyball court is 18 meters, how long is the volleyball court in the drawing?

Accepted Answer

9

Answer

27

Answer

1/2

Answer

20

Question 46

Oscar measured a picnic area near the river and made a scale drawing. He used the scale 1 inch = 6 yards. If the picnic area is 5 inches in the drawing, how wide is the actual picnic area?

Accepted Answer

30

Answer

1

Answer

11

Answer

5/6

Question 47

Hayley made a scale drawing of the auditorium. The scale of the drawing was 1 inch = 2 feet. If the actual length of the stage is 60 feet, how long is the stage in the drawing?

Accepted Answer

30 in

Answer

120 in

Answer

15 in

Answer

1 in

Question 48

Scale: 1in.=7ft. The actual width of the backyard is 49 ft, how wide is it in the drawing?

Accepted Answer

7 in

Answer

14 in

Answer

42 in

Answer

56 in

Question 49

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?

Accepted Answer

7.5 ft

Answer

90 ft

Answer

4.5 ft

Answer

45 in

scale factors

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics