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A train of its first half …

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A train of its first half journany with speed 40m/s and other half journay with speed 60m/s . What is the average speed?
  • 2 answers

Nitish Mahto 6 years, 9 months ago

48m/s

Shubham Yadav 6 years, 9 months ago

50m/s
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