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Vincen
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In the third century BC, the Greek mathematician and astronomer Eratosthenes calculated the circumference of the Earth to be 252,000 stadia. The stadion (plural: stadia) was a unit of length used in ancient Greece and the value of 1 stadion in terms of later units of length has been the subject of much debate. One belief is that 1 stadion is equivalent to 159.4 meters while another is that 1 stadion equals 185 meters. If the circumference of the Earth is now known to be 24,900 miles (where 1 mile is approximately 1.61 kilometers), depending upon the chosen equivalent measure of a stadion, the error in Eratosthenes’ calculation is the closest to
1. 1% - 16%
2. 15% - 75%
3. 84% - 99%
4. 523% - 621%
5. 98896% - 118121%
Answer: A
Source: e-GMAT
1. 1% - 16%
2. 15% - 75%
3. 84% - 99%
4. 523% - 621%
5. 98896% - 118121%
Answer: A
Source: e-GMAT
