How can I increase my chances (100%) of getting accepted to an Ivy league, MIT or Stanford? What is the complete admission process?

Both are very good but in different areas.  MIT is considered a better choice for STEM courses. Princeton University stands out for its UG Liberal Arts courses. MIT has a better global reputation. It ranks above Princeton in the world rankings given by Shiksha and QS World. Princeton ranks above MIT on a national level as part of US News rankings.

Both offer very similar chances of admission. Princeton acceptance rate is 4.6%. MIT's stands at 4.5%.

Tuition cost to pursue BTech at MIT ranges between INR 51 L and INR 53 L. Duration of course may last between 4 to 5 years based on mode of study. Students can expect tuition cost of INR 53 L for specializations such as CSE, Aerospace Engineering, CS, Electrical Engineering, etc. Students can check some popular B.Tech specializations along with tuition cost below:

Students who have completed their 12 can enter MIT only if their academic record is excellent over the year. The MIT acceptance rate is 5%, as per an unofficial source. This shows they are extremely competitive during admission. After completing the 12th with excellent grades, students can apply for UG courses. They must fulfill the basic eligibility and requirements.

Massachusetts Institute of Technology offers over 100 undergraduate and more than 50 graduate courses, including various popular majors such as Engineering, Physics, Mathematics, Management, Science, and more. International students can check the MIT popular majors along with the graduation rates from the table below:

As per the rankings released by ARWU, for all the past three years, MIT is ranked lower than Harvard University. However, both of these universities are considered really good and their popularity is increasing with each passing year. The acceptance rate for them is also low.

Given below is the ARWU ranking comparison for these two universities, take a look -