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:- The greatest four digit number which is exactly divisible by each one of the numbers 12, 18, 21 and 28
A. 9288
B. 9828
C. 9882
D. 9928