Ques:- A train 300 m long crossed a platform 900 m long in 1 minutes 12 seconds. The speed of the train (in km/hr) is
A. 40
B. 50
C. 60
D. 70
Ques:- Find out the wrong number in the series:
64, 71, 80, 91, 104, 119, 135, 155
64, 71, 80, 91, 104, 119, 135, 155
A. 71
B. 80
C. 104
D. 135