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: What are some of the must read novels from all genres?
 sentence 2: Which are the 100 must read novels in everyone's life? sentence 1: What is a reasonable amount of time a beginner should expect to spend learning HTML, CSS and JavaScript?
 sentence 2: How much time does a beginner need to spend to learn (not just the basics) HTML, CSS, JavaScript and PHP?
same meaning
same meaning
not same meaning