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Ques:- Which country is the largest producer of gold in the world?
A. U.S.A.
B. South Africa
C. Russia
D. Switzerland
Ques:- Find out the wrong number in the series:
5, 15, 30, 135, 405, 1215, 3645
5, 15, 30, 135, 405, 1215, 3645
A. 15
B. 30
C. 405
D. 3645