A train passes over a bridge. If the speed of the train is 30 m/s and the train takes 20
seconds to cross the bridge, find the length of the bridge when the length of the train is 120
m.
(A) 400 m (B) 600 m
(C) 480 m (D) 100 m
Answers
Answered by
0
Answer:
where is the answer of question
Step-by-step explanation:
number b600 metres
Answered by
1
Answer:
C.480
Step-by-step explanation:
the total distance = (30×20)m=600m
the train's lenth=120
the bridge length =(600-120)=480
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