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QA - Placement Quizzes | Time Speed Distance | Question 10
A train covers a journey of 4 stations connected to form a square at speeds of 20, 40, 60 and 80 km/hr. What is the average speed of train for this journey?
(A)
38.4
(B)
100
(C)
80.4
(D)
160
Answer
Please comment below if you find anything wrong in the above post
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