GRE Math question

Forum for the GRE subject test in mathematics.
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Re: GRE Math question

Postby tarheel » Thu Sep 27, 2012 10:55 am

king wrote:In a certain year, California extracted 2/7th and Texas extracted 1/7th of all the Uranium ore extracted in the United States. If all the other states combined extracted 28 million tons that year, how many million tons did Texas extract that year?

If I understand this question correctly, the answer should be 7 million tons. Because all other states extracted 4/7th of all Uranium, which corresponds to 28 million tons. So 1/7th corresponds to 28/4=7 million tons.

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