Q.
A. 3.6 sec
B. 18 sec
C. 36 sec
D. 72 sec
E. None of the above
Correct choice: C
Explanation:
Speed of train relative to jogger = (45 - 9) km/hr = 36 km/hr.
= 10 m/sec.
Distance to be covered = (240 + 120) m = 360 m.