How long does a rain 110 metres long running at he speed of 72 m/hr – McqOptions

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1.	How long does a rain 110 metres long running at he speed of 72 m/hr tae to cross a bridge 132 meres in length ?
A.	9.8 sec
B.	12.1 sec
C.	12.42 sec
D.	14.3 sec
Answer» C. 12.42 sec

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