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Aptitude - Height and Distance - Discussion

@ : Home > Aptitude > Height and Distance > General Questions - Discussion

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"If you judge people, you have no time to love them."
- Mother Teresa
2. 

A man standing at a point P is watching the top of a tower, which makes an angle of elevation of 30º with the man's eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes 60º. What is the distance between the base of the tower and the point P?

[A]. 43 units[B]. 8 units
[C]. 12 units[D]. Data inadequate
[E]. None of these

Answer: Option C

Explanation:

One of AB, AD and CD must have given.

So, the data is inadequate.


Apalkitam said: (Wed, Oct 13, 2010 12:23:53 AM)    
 
The height of the triangular in the form of the conventional. So it should be larger one.

Anitha Alavala said: (Sun, Oct 31, 2010 01:03:48 AM)    
 
Can you please explain briefly. I am not getting the point.

Raji said: (Thu, Jan 6, 2011 09:54:06 AM)    
 
The distance between the base of the tower and the distance at which the man stands from the pole must be given. Otherwise this problem can not be solved. And hence the answer (D).

Sayan Biswas said: (Wed, Sep 28, 2011 04:57:46 PM)    
 
The problem contains 3 unknown variables in 2 equations. We need another equation to solve it. Hence data inadequate.

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