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Source: Official Guide Revised GRE 1st Ed. Part 8; Section 5; #21

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3

If s is a speed, in miles

If s is a speed, in miles per hour, at which the energy used per meter during running is twice the energy used per meter during walking, then, according to the graph above, s is between 2.5 and 3.0, 3.0 and 3.5, 3.5 and 4.0, 4.0 and 4.5, 4.5 and 5.0

1 Explanation

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Chris Lele

Oct 11, 2012 • Comment

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Section 5: Quantitative Reasoning

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