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Manhattan guides are great. However, if you feel comfortable with the basic concepts, then you might want to consider investing only in advanced Manhattan GMAT guides. Manhattan GMAT advertise, and I believe it worked for many people, to reach 700+ with the advanced guides.
Manhattan guides are great. However, if you feel comfortable with the basic concepts, then you might want to consider investing only in advanced Manhattan GMAT guides. Manhattan GMAT advertise, and I believe it worked for many people, to reach 700+ with the advanced guides.