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: Who are the thought leaders on Quora?
 sentence 2: Who are the thought leaders in finance? sentence 1: What is average acceleration? How does acceleration occur?
 sentence 2: How can you calculate the average acceleration of an object?
same meaning
not same meaning
not same meaning