A train M speeding with 60km/hr crooses another train N, running in th – McqOptions

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1.	A train M speeding with 60km/hr crooses another train N, running in the same direction in 1 min. If thelengths of the trains M and N be 50m and 100m respectively. What is the speed of train N?
A.	39km/hr
B.	42km/hr
C.	45km/hr
D.	48km/hr
E.
Answer» E.

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