medium · GMAT Verbal
A delivery company will replace its gasoline vans with electric vans, asserting that doing so will lower its total operating costs. The electric vans cost more to purchase but less to fuel and maintain.
Which of the following would be most useful to determine in order to evaluate the company's assertion?
- Whether the fuel and maintenance savings over the vans' service life will exceed the additional purchase cost
- Whether electric vans produce fewer emissions than gasoline vans
- Whether the company's main competitors have adopted electric vans
- How many vans the company currently operates in total
- Whether the company's customers would prefer deliveries by electric van
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