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Director
Joined: 21 Sep 2004
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if S is a set of 4 numbers w,x,y and z, is the range of the [#permalink]
 24 Mar 2005, 19:18
if S is a set of 4 numbers w,x,y and z, is the range of the numbers in S greater than 2?
(1) w-z>2
(2)z is the least number in S
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VP
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hmmm, is it safe to assume the set is already sorted in ascending order? Are we allowed to assume on the gmat? if not the answer is (E)..nothing tells us that w is the smallest or largest number
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SVP
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Folaa3 wrote: hmmm, is it safe to assume the set is already sorted in ascending order? Are we allowed to assume on the gmat? if not the answer is (E)..nothing tells us that w is the smallest or largest number
it doesnot matter whether the set is sorted or not, if the difference of any two elements of the set is more than two, the range is more then 2.
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VP
Joined: 13 Jun 2004
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MA wrote: Folaa3 wrote: hmmm, is it safe to assume the set is already sorted in ascending order? Are we allowed to assume on the gmat? if not the answer is (E)..nothing tells us that w is the smallest or largest number it doesnot matter whether the set is sorted or not, if the difference of any two elements of the set is more than two, the range is more then 2. Great answer 
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