1086: Which one of the following pairs is not correctly matched ?
(a) Cosmic Background Explorer (COBE) : Satellite programme
(b) Falcon : Under-sea cable system
(c) Discovery : Space shuttle
(d) Atlantis : Space station
1087: The following table shows the percentage change in the consumption of electricity by five towns P, Q, R, S, T from 1986 to 1988 :
If town T consumed 500,000 units in 1986, how much did it consume in 1988 ?
(a) 371,000 units
(b) 531,100 units
(c) 551,100 units
(d) 571,100 units
1088: The following figure contains three squares with areas of 100, 16 and 49 lying side by side as shown. By how much should the area of the middle square be reduced in order that the total length PQ of the resulting three squares is 19?
(a) 12
(b) 4
(c) 2
(d) root 2
1089: In medieval India, the designations `Mahattara and `Pattakila were used for
(a) military officers
(b) village headmen
(c) specialists in vedic rituals
(d) chiefs of craft guilds
1090: Which among the following has the largest perimeter?
(a) A square with an area of 25 sq cm
(b) An equilateral triangle with side 5 cm
(c) A circle with diameter 4 cm
(d) A rectangle with area 84 sq cm and one side 12 cm