Ques:- Some persons decide to raise Rs. 3 lakhs by equal contribution from each of them. If they contributed Rs. 50 extra each, the contribution increased to Rs. 3.25 lakhs. How many persons were there ?
A. 400
B. 500
C. 600
D. 700
E. None of these
Ques:- Find out the wrong number in a given series.
263, 284, 393, 481, 482
263, 284, 393, 481, 482
A. 482
B. 481
C. 393
D. 284