Two trains are moving in opposite directions with speeds of 6 m/s and 12 m/s, respectively. Find their relative speed?

Two trains are moving in opposite directions with speeds of 6 m/s a

1.	Two trains are moving in opposite directions with speeds of 6 m/s and 12 m/s, respectively. Find their relative speed?
A.	18m/s
B.	15m/s
C.	20m/s
D.	6m/s
Answer» B. 15m/s

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Two trains are moving in opposite directions with speeds of 6 m/s and 12 m/s, respectively. Find their relative speed?

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