2. What is the value of
$$
\frac{2005^{2}+2 \times 2005 \times 1995+1995^{2}}{800} ?
$$
(A) 20000
(B) 2000
(C) 200000
(D) 2000000
(E) None of the above
2. Ans: A
$$
\frac{2005^{2}+2 \times 2005+1995+1995^{2}}{800}=\frac{(2005+1995)^{2}}{800}=\frac{400^{2}}{800}=20000
$$