
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:- The difference between the place value of 7 and 3 in the number 527435 is
A. 4
B. 5
C. 45
D. 6970