GMAT Question of the Day (Oct 6)
Gold depreciated at a rate of per year between 2000 and 2005. If 1 kg of gold cost dollars in 2001 and dollars in 2003, how much did it cost in 2002 in terms of and ?
Question Discussion & Explanation (Click and drag your mouse to see the correct answer)
Correct Answer - E -
Studies have shown that people who keep daily diet records are far more successful at losing weight than people who don’t keep track of what they eat. Researchers believe that many weight-loss efforts fail because people eat more calories than they intend to consume. One study followed a group of patients who reported that they could not lose weight when consuming only 1,200 calories a day. The study found that the group consumed, on average, 47% more than it claimed and exercised 51% less. In contrast, when dieters record what they eat, their actual consumption more closely matches their reported consumption.
The two boldface portions in the argument above are best described by which of the following statements?
(A) The first is a conclusion reached by researchers; the second is evidence that that conclusion is correct.
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)