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Question
With regard to scale, answer the following question:
Convert the following statement into R.F.
2½ inches on the map = 5 miles on ground.
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Solution
2½ inches on the map = 5 miles on ground
As, 1 mile = 63,360 inches
5 miles = 63,360 × 5 inches
= 3,16,800 inches
Since, R.F. = Distance on the map (in inch)
Distance on the ground (in inch)
R.F. = `2.5/(3,16,800)`
= `1/(1,26,720)`
Thus, R.F. is 1 : 1,26,720
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RELATED QUESTIONS
Write True or False. Correct the false statement.
The distance between the two tracks in a broad gauge is 1 m.
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 | ______ |
Match the following
| A | B | ||
| 1 | Scale | (i) | Words |
| 2 | Statement scale | (ii) | Straight Line divided into lengths |
| 3 | Linear Scale | (iii) | Curved line |
| 4 | ruler | (iv) | Ratio |
| 5 | twine | (v) | Straight Line |
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.
With regard to scale, answer the following question:
Convert the following statement into R.F.
7 cm on the map = 63000 meters on ground.
With regard to scale, answer the following question:
Convert the following statement into R.F.
5 cm = 500 metres.
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 : 1000000 (to show kilometres).
