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Question
With regard to scale, answer the following question:
Convert the following statement into R.F.
7 cm on the map = 63000 meters on ground.
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Solution
7 cm on the map = 63,000 metres on ground
As, 1 m = 100 cm
63,000 m = 100 × 63,000 cm
= 63,00,000 cm
Since, R.F. = Distance on the map (in inch)
Distance on the ground (in inch)
R.F. = `7/(63,00,000)`
= `1/(9,00,000)`
Thus, R.F. is 1 : 9,00,000
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RELATED QUESTIONS
Fill in the blanks. One has been done for you.
| Distance on the map | Distance on the ground | Scale |
| 5 cm | 25 km | 1 cm = 5 km |
| 10 cm | 100 km | ______ |
| 2 cm | ______ | 1 cm = 30 km |
| ______ | 49 m | 1 cm = 7 m |
| 6 cm | 60,000 km | ______ |
Choose the correct answer:
This is the ratio of the distance between two places on a map to the actual distance between the same two places on the ground.
Choose the correct answer:
In this fraction, the numerator is always 1.
State whether the following is true or false.
The numerator in a Representative Fraction expresses the actual distance between two places on the ground.
Describe the method by which the distance on a curved line is measured.
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With regard to scale, answer the following question:
Convert the following statement into R.F.
25 cm on the map = 5 km on ground.
With regard to scale, answer the following question:
Convert the following statement into R.F.
15 cm = 6 km
Convert the following representative fraction into a statement:
1 : 63360 (to show miles).
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