Ques:- A train 280 m long is moving at 60 km/hr. Time taken by the train to cross a tunnel 220 m long is
A. 15 sec
B. 20 sec
C. 25 sec
D. 30 sec
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.
445, 221, 109, 46, 25, 11, 4
445, 221, 109, 46, 25, 11, 4
A. 11
B. 25
C. 46
D. 109
Ques:- Find out the wrong number in a given series.
6, 13, 18, 25, 30, 37, 40
6, 13, 18, 25, 30, 37, 40
A. 25
B. 30
C. 37
D. 40