2821: World Environment Conference to discuss global warming was held in 1997 in

(a) Stockholm

(b) Rio de janeiro

(c) Paris

(d) Kyoto
2822: Two men A and B have different basic salaries but get equal emoluments. Their allowances are 65% and 80% of their basic salaries respectively. The ratio of their basic salaries is:

(a) 13 : 16

(b) 8 : 9

(c) 12 : 11

(d) 80 : 65
2823: Ram and Shyam work on a job together for four days and complete 60% of it. Ram takes leave then and Shyam works for eight more days to complete the job. How long would Ram take to complete the entire job alone?

(a) 6 days

(b) 8 days

(c) 10 days

(d) 11 days
2824: Cape Canaveral, the site from which space shuttles are launched is located on the coast of

(a) Virginia
(b) Florida
(c) South Carolina
(d) North Carolina
2825: A candidate attempted 12 questions and secured full marks in all of them. If he obtained 60% in the test and all questions carried equal marks, then what is the number of questions in the test ?