sentence 1: How do I build my profile for top B-schools?
 sentence 2: How do I build my profile for Harvard, Wharton, INSEAD etc.? sentence 1: Did Aristotle actually try to measure if heavier objects fall faster?
 sentence 2: Why is it that the faster you go, the heavier you are? sentence 1: How can I add <graphic.h> directory in Dev C++?
 sentence 2: What are some header files (except graphics.h) in C++ used to insert graphics and how do I use them?
same meaning
not same meaning
not same meaning