# npcil Interview Questions

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###### From a point P on a level ground, the angle of elevation of the top tower is 30º. If the tower is 100 m high, the distance of point P from the foot of the tower is: A. 172m B. 173m C. 174m D. 175m
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###### A boat takes 38 hours for travelling downstream from point A to point B and coming back to point C midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still wa A. 320 km B. 340 km C. 360 km D. 380 km
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###### A man takes 6 hours and 35 minutes in walking to a certain place and riding back. He would have taken 2 hours less by riding both ways. What would be the time he would take to both ways ? A. 4hours and 35 minutes B. 10hours C. 8hours and 35minutes D. 8hours and 45minutes
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###### Find the value of 1/(3+1/(3+1/(3-1/3))) A. 3/10 B. 10/3 C. 27/89 D. 89/27
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