Two birds are flying in opposite directions over the edge of a circle-shaped forest of radius 4 km. Both start off from the same point simultaneously and both have to go to the same nest. Who reaches the nest first?

I. Speed of bird A is 60 km/hr and speed of bird B is 50 km/hr.

II. The nest is dramatically opposite to the starting point of the flight of the two birds, on the circumference of the forest.

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If the question can be answered by any of the statements alone, but cannot be answered by using the other statement alone.

If the question can be answered by using either statements alone.

If the question can be answered by using both the statements together, but cannot be answered by using either statement alone.

If the question cannot be answered even by using both the statements together.

answer is D.

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Detailed Solution

In the problem statement, the distance is given.
In the first statement, the speeds are given.
In the second statement, nothing substantial can be concluded.
Since information on the paths of flight is not given, we can not determine which bird reaches first.
So, Option 4 is correct.

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