English

The actual length of a painting was 2 m. What is its length in the photograph if the scale used is 1 mm : 20 cm.

Advertisements
Advertisements

Question

The actual length of a painting was 2 m. What is its length in the photograph if the scale used is 1 mm : 20 cm.

Sum
Advertisements

Solution

The actual length of the painting was 2 m or 2 × 100 = 200 cm  ...[∵ 1 m = 100 cm]

Scale used in the painting = 1 mm : 20 cm

Hence, length of painting in photograph = Scale × Actual size  ...`[∵ "Scale" = "Size drawn"/"Actual size"]` 

= `1/20 xx 200`

= 10 mm

shaalaa.com
  Is there an error in this question or solution?
Chapter 6: Visualising Solid Shapes - Exercise [Page 205]

APPEARS IN

NCERT Exemplar Mathematics Exemplar [English] Class 8
Chapter 6 Visualising Solid Shapes
Exercise | Q 100. | Page 205

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

All the classrooms in Ashi s school look like this. Look carefully and answer.

  • Which of these is exactly opposite to the blackboard?
    Almirah, windows, notice board, display board

All the classrooms in Ashi s school look like this. Look carefully and answer.

  • Can a child sitting in III-A see the playground?

The following is the map of a town. Based on it answer question.


The ratio of the number of general stores and that of the ground is ______.


Refer to the given map to answer the following questions.

Name the schools shown in the picture.


Refer to the given map to answer the following questions.

Which park is nearest to the dispensary?


Refer to the given map to answer the following questions.

To which block does the main market belong?


Refer to the given map to answer the following questions.

How many parks have been represented in the map?


Look at the map given below.

Houses


Now, answer the following questions.

  1. Name the roads that meet at round about.
  2. What is the address of the stadium?
  3. On which road is the Police Station situated?
  4. If Ritika stays adjacent to bank and you have to send her a card, what address will you write?
  5. Which sector has maximum number of houses?
  6. In which sector is Fire Station located?
  7. In the map, how many sectors have been shown?

Use a ruler to measure the distance in cm between the places joined by dotted lines. If the map has been drawn using the scale 1 cm : 10 km, find the actual distances between school and library.


Find the scale.

Actual size 45 feet

Drawing size 5 inches


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×