PS Problem of GMAT Prep test Based on Range

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Newbie | Next Rank: 10 Posts
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Hi
Please help me to solve this question.It's Gmat prep Test question based on Range
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Nikhil

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by fleshins » Sat May 16, 2009 7:40 pm
Range of a set of #s = highest # - lowest #

Range before changes = 112 - 45 = 67
Range after changes = 118 - 36 = 82

Difference between ranges = 82 - 67 = 15