21. The salary and allowances of the public prosecutors are given by A. High court or Supreme court B. Central Government or State Governments C. District courts D. Magistrate courts 22. According to the 74th Constitution Amendment Act, "Metropolitan area" means A. An area having a population of 10 lakhs or more B. An area having a population of 5 lakhs C. An area having a population below 5 lakhs D. An area having a population below 3 lakhs 23. The institution of Lokayukta was established first in A. Orissa B. Rajasthan C. Andhra Pradesh D. Maharashtra 24. The chairman and the members of UPSC can hold office for six years or till the age of ____________ whichever is earlier A. 65 years B. 62 years C. 60 years D. 58 years 25. There are 8 mango trees in a straight line. The distance between each mango tree with other is 3 metres. What is the distance between the first and the eighth tree? A. 24 m B. 21m C. 30 m D. 27 m 26. 1, 4, 6, 9, 11, 14, 16 ___________next to 16 is A. 19 B. 17 C. 18 D. 16 27. How many years will take certain amount to double at 8% interest per annum at simple interest? A. 13½years B. 12½ years C. 10½ years D. 9½ years 28. Surface Area of a hemisphere is 2772 cm2 then the total surface area of hemisphere is A. 4158 cm2 B. 3172 cm2 C. 3882 cm2 D. 4258 cm2 29. Choose the correct option to complete the alphabet letter series _ ABA _CABC _ DCBA _ BAB __ A A. ABDCA B. BCADC C. ABCDD D. CBDAA 30. Choose the correct option to complete the alphabet letter series. AB_B, BC_C, _AB_, AB_B A. CCAAC B. CBABC C. CACAC D. BCCAB