Ques:- Find out the wrong number in the series:
190, 166, 145, 128, 112, 100, 91
190, 166, 145, 128, 112, 100, 91
A. 100
B. 112
C. 128
D. 166
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