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An aeroplane when 3000 m high passes ver...

An aeroplane when 3000 m high passes vertically above another aeroplane at an instant when their angles of elevation at the same observing point are `60^(@)` and `45^(@)` respectively. How many metres higher is the one than the other?

A

1248 m

B

1188 m

C

1752 m

D

1268 m

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The correct Answer is:
D
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