Let x and y are distinct numbers such that `2005+x=y^2` and `2005+y=x^2`. The product xy is: (a) -2004 (b) 2004 (c) 2005 (d) -2006

If p and q are distinct integers such that 2005 + p = q^2 and 2005 + q = p^2 then the product p.q is.

In which year per cent unit cost in highest ? (a) 2006 (b) 2005 (c) 2009 (d) 2011

If x and y are positive integers such that, xy+x+y=71,x^2 y+xy^2=880, then x^2+y^2= a)125 b)137 c)146 d)152

If x and y are positive integers such that, xy+x+y=71,x^2 y+xy^2=880, then x^2+y^2= a)125 b)137 c)146 d)152

In which year was there maximum percentage increase in export of pearls to that in the previous year? (a) 2002 (b) 2007quad (c)2005 (d) 2004

Study the bar graph and answer the question that follows. The ratio of the total production of organic fertilizers by the company in the years 2005. 2006 and 2008 to the total production in the years 2001, 2002, 2003 and 2004. is:

The number of distinct pairs (x,y) of the real number satisfying x=x^(3)+y^(4)and y=2xy is :

The number of distinct pairs (x,y) of the real number satisfying x=x^(3)+y^(4) and y=2xy is

The number of distinct pairs (x,y) of the real number satisfying x=x^(3)+y^(4)and y=2xy is :

In which year was the difference between the exports from Companies X and Y the minimum? (a) 2004 (b) 2005 (c) 2006 (d) 2007 (e) None of these