Ques:- A train travelling at a speed of 90 km/hr, crosses a pole in 10 seconds. The length of the train is
A. 100 m
B. 150 m
C. 250 m
D. 900 m
Ques:- The smallest number that must be added to 803642 in order to obtain a multiple of 11 is
A. 1
B. 4
C. 7
D. 9