2416: In how many different ways can four books A, B, C and D be arranged one above another in a vertical order such that the books A and B are never in continuous position?
(a) 9
(b) 12
(c) 18
(d) 14
2417: The data collection for national income estimation in India is done by
(a) National Sample Survey Organisation
(b) Finance Ministry of the Govt. of India
(c) Central Statistical Institute/Organisation
(d) Indian Statistical Institute
2418: To reach the final of first Grand Slam of the year 2000, Martina Hingis defeated
(a) Lindsay Davenport
(b) Jennifer Capriati
(c) Sarena Williams
(d) Conchita Martinez
2419: The silver coins issued by the Guptas were called
(a) rupaka
(b) karshapana
(c) dinara
(d) pana
2420: Human Development Index comprises literacy rates, life expectancy at birth and
(a) Gross Domestic Product per head in US dollars
(b) Gross Domestic Product per head at real purchasing power
(c) Gross National Product in US dollars
(d) National Income per head in US dollars