4.SAT
The Scholastic Aptitude Test (SAT) test, required for entry into some universities in US, if a person has not completed an equivalent, is of two types - the Reasoning Test to check the general writing skills and grammar and the Subject Test to check a candidate's knowledge in the subject chosen. The SAT is owned, developed and conducted by the College Board of the United States of America. Within the USA, the SAT is offered seven times a year, generally on the first
Saturdays of October, November, December, January, March, May and June. Most other countries follow the same dates.
Best sites for SAT preparation:
https://www.youtube.com/watch?v=Xsw8QSgAP3k&list=PLXmJvdMwHZJ-UdQx7Y79LluJpYblQK9yV/