1.

 A train X speeding with 120 kmph crosses another train Y running in the same direction . in 2 minutes . If the length of the trains X and Y be 100 m and 200 m respectively . what is the speed of t

A. 111 km/hr
B. 123 km/hr
C. 127 km/hr
D. 129 km/hr
Answer» B. 123 km/hr


Discussion

No Comment Found