
Ques:- A train of length 150 metres takes 40.5 seconds to cross a tunnel of length 300 metres. What is the speed of the train in km/hr?
A. 13.33
B. 26.67
C. 39.16
D. 40
Ques:- Find out the wrong number in each sequence:
1, 8, 27, 64, 124, 216, 343
1, 8, 27, 64, 124, 216, 343
A. 8
B. 27
C. 64
D. 124