Question

The scale of a Map is given as 1:30000000. Two cities are 4 cm apart from the Map. Find the actual distance between them.


Direct & Inverse variation.
Please solve at the earliest possible​

Answer 1

Answer:

Step-by-step explanation:1cm is 30000000 division

So

4cm=4×30000000

That is 120000000cm

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Answer 2

Answer:

Let the distance be x cm &

actual distance be y cm,

1:30000000=x:y

or 1/3×10 to the power(7)=x/y

Since x=4so, 1/3×10 to the power 7 =4/y.

or y=4×3×10 to the power 7=1200 Km.

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