The daily journey from his home to his office take Shyam on a average fifty five minutes by car. Shyam learns about different route from a neighbor. This route is longer in distance, but will take only take thirty five minute on the average, because it contains stretches of road where it is possible to drive at higher speeds. Shyam's only consideration apart from the time factor, is the cost. He calculate that his car will consume 10% less gasoline if he take the suggested new route. Shyam decided to take the new route for the next two weeks as an experiment.
If the above were the only consideration, which one of the following may have an effect on the decision Shyam has made?
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