A train passes the telegraph posts which are placed 76 metres apart alongside a railway track at intervals of 4 seconds . At what rate is the train traveling in km per hour?
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the train traveling at the rate of 76 km per hour
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Answer:
Step-by-step explanation:
S=?
D=76m/s
T=4seconds
Speed=distance÷time
=76÷4=19m/s
Speed in km/h=19×18÷5
=68.4km/h
That is the correct answer
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