1801: Match List-I (Indian Scientist/Scholar) with List-II (Area of work) and select the correct answer using the code given below the lists :

List I
A. C.N.R. Rao
B. Jagdish Bhagwati
C. G.N. Ramchandran
D. Ashok

List II
1. Telecommunication
2. Physics
3. Economics
4. Solid State Chemistry and Material Science

Codes :

A B C D

(a) 4 3 2 1
(b) 2 1 4 3
(c) 4 1 2 3
(d) 2 3 4 1
1802: The best performance in terms of Human Development among the Asian countries is by

(a) China
(b) Malaysia
(c) Korea
(d) Philippines
1803: At a given time, two players are standing on a play-field. The cartesian coordinates of their locations are (20, 60) and (-40, -20) units. What is the distance between the players ?

(a) 60 units
(b) 80 units
(c) 100 units
(d) 140 units
1804: One of the major towns in the Satavahana kingdom was

(a) Arikkamedu

(b) Pratishthana

(c) Korkkai

(d) Maski
1805: What is the approximate percentage of persons above 65 years of age in India's current population?

(a) 14-15%

(b) 8-9%

(c) 11-12%

(d) 5-6%