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Old June 12th, 2014, 05:42 PM
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Join Date: Nov 2011
Default Re: Indian Statistical Institute B.Stat Exam Papers

As per your request here I am sharing the Indian Statistical Institute B.Stat Exam Previous Years Question Paper:

21. A lantern is placed on the ground 100 feet away from a wall. A man
six feet tall is walking at a speed of 10 feet/second from the lantern
to the nearest point on the wall. When he is midway between the
lantern and the wall, the rate of change (in ft./sec.) in the length of
his shadow is
(A) 2.4. (B) 3. (C) 3.6. (D) 12.

22. An isosceles triangle with base 6 cms. and base angles 30± each is
inscribed in a circle. A second circle touches the ¯rst circle and also
touches the base of the triangle at its midpoint. If the second circle
is situated outside the triangle, then its radius (in cms.) is
(A) 3p3=2. (B) p3=2. (C) p3. (D) 4=p3.


Indian Statistical Institute B.Stat Exam Previous Years Question Paper




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