GRE Math: Formulas, Functions, and Sequences Practice Test — Flashcards | GRE | FatSkills

GRE Math: Formulas, Functions, and Sequences Practice Test — Flashcards

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A student’s efficiency, E, is measured by the following formula: Image
, where t = hours spent studying and d = hours spent browsing the Internet. Yesterday, Gerald and Harry spent the same amount of time studying, but Gerald spent twice as much time browsing the Internet. Yesterday, Harry’s efficiency was how many times greater than Gerald’s efficiency?
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