It is generally difficult to explain rc techniques - easier to show.http://www.gmatpill.com/practicequestio ... feine.html
Read the entire first paragraph.
Read the topic sentence of each subsequent paragraph. and Skim the other details looking for key words - names, dates, technical terms
Do the same for each subsequent paragraph.
Looking for keywords is the critical part--words such as subsequently, though/although, moreover, however, therefore, etc..
These are signals to tell you where to really pay attention and focus - and where it's OK to skim/skip and still understand what's going on.
Yes, questions that ask for details will require more closer inspection of certain areas - but that does not mean you need to read the entire passage in detail. Get the general understanding, then focus on that particular part in order to answer the question - keeping in mind the general direction of the passage.
Please see above link as an example.
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