The scale of a map is represented by a representative fraction as 1: 4000. The distance between two points A and B in the map is 10 cm. The distance AB on the ground is (in km units):

Question

RRB Paper · Accepted Answer

Here

1cm on a map represents 4000

10 cm on a map represents = 10 × 4000 = 40000 cm

1 m = 100 cm

400 m = 40000 cm

0.4 km = 40000 cm

The distance AB on the ground is = 0.4 km

or

Scale = 10 cm/AB (on the ground)

∴ AB (on the ground) = 10/1/4000

= 4 × 10⁴ cm

= 0.4 km (1 km = 10⁵ cm)

The scale of a map is represented by a representative fraction as 1: 4000. The distance between two points A and B in the map is 10 cm. The distance AB on the ground is (in km units):

0.04

0.4

40

0.4

The correct answer is `No. 2: 0.4`

The correct answer is `No. 4: 0.4`

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The scale of a map is represented by a representative fraction as 1: 4000. The distance between two points A and B in the map is 10 cm. The distance AB on the ground is (in km units):

0.04

0.4

40

0.4

The correct answer is No. 2: 0.4

The correct answer is No. 4: 0.4

The correct answer is `No. 2: 0.4`

The correct answer is `No. 4: 0.4`