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Questions
Convert the following representative fraction into a statement:
1 : 63360 (to show miles).
Convert the following representative fraction (R.F.) into a statement of scale:
`1/(63,360)`
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Solution
1 : 63,360 (to show miles)
R.F. 1 : 63,360 means that one inch on the map represents 63,360 inches on the ground; as 63,360 inches are equal to one mile,
So 1 inch = 1 mile
The statement is 1 inch = 1 mile.
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Write True or False. Correct the false statement.
Land use refers to the way a piece of land is used in the area.
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.
State whether the following is true or false.
The numerator in a Representative Fraction expresses the actual distance between two places on the ground.
State whether the following is true or false.
The distance along a curved line is measured by a ruler.
Describe the method by which the distance on a curved line is measured.
Why are ‘True North’ and ‘Grid North’ different?
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.
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.
