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A 50 metre long train passes over a brid...

A 50 metre long train passes over a bridge at the speed of 30 km per hour. If it takes 36 seconds to cross the bridge, what is the length of the bridge? `200\ m e t r e s` b. `250\ m e t r e s` c. `300\ m e t r e s` d. `350\ m e t r e s`

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