Every student comes to the SAT with different skills, different experience and different abilities . Infinity's customized, 1-to-1 courses make our courses some of the best received in the market. Just check out our student comments..... SAT is a 3 hours long paper-pencil test. It has four sections – Reading; Writing and Language; Mathematics (no calculator); Mathematics (calculator use allowed). A fifth section of essay writing (50 minutes) is optional. It is, however, required by some colleges. The score range is between 400-1600 for overall test.