Are ships more efficient than airplanes?
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# Efficiency
Are planes more fuel efficient than cars?
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What is the most efficient form of transportation?
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What country has the most efficient train system?
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Is 4 hours enough for a self-transfer?
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What is the most efficient method of transport?
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Which transport is more efficient?
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What are the advantages of public transport?
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Which is the most efficient mode of transportation?
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What is the main objective of transportation management?
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