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The height of a TV antenna is 200 m. The...

The height of a TV antenna is 200 m. The population density is `4000 km^(-2)` . Find the population benefited

A

`3.2 xx 10^(8)`

B

`3.2 xx 10^(7)`

C

`3.2 xx 10^(6)`

D

`3.2 xx 10^(5)`

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The correct Answer is:
B
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