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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
Ques:- A and B started a business jointly. A’s investment was thrice the investment of B and the period of his investment was two times the period of investment of B. if B received Rs. 4000 as profit, then their total profit is
A. Rs. 16,000
B. Rs. 24,000
C. Rs. 28,000
D. Rs. 32,000