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Q.

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, the actual distances between House and School.


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a

45

b

15

c

35

d

25 

answer is C.

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Detailed Solution

Given, the scale of map is 1 cm : 10 km and the map is,
 Question ImageWe know that a map is not the same as a picture.
A map shows the position of one object or place in relation to other objects or places.
We also know that scale is the ratio of the dimensions of the design or model to the actual dimensions i.e.,  Scale of map = Size Drawn Actual Size .
Here, we need to find the actual distance between House and School.
Now, using a ruler, determine the distance (in centimeters) between the House and School.
We get the distance as 3.5cm.
Therefore, the actual distance between House and School = 3.5 × 10 km = 35 km
The correct option is (3).
 
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