Hey,

Among the colleges as provided by you i wpuld ratger suggest youto go with PSG Coimbatore.

PSG College of Technology is an autonomous, government-aided, the private engineering college in Coimbatore, India. The college was founded in 1951 by G. R. Damodaran as the first private engineering institution established in Tamil Nadu. It is affiliated to Anna University. PSG College of Technology is one of the leading technical colleges providing quality education in the nation.
The college offers a total of 48 full-time and part-time programs in Science, Engineering, and Management at undergraduate and postgraduate. The college is accredited by the All India Council of Technical Education (AICTE)

The placements are good, especially for marketing. The average CTC is around 6LPA. The placements are good for marketing, finance, operations and HR streams. The placements for HR and operations will be less compared to marketing and finance.
Also, PSG has a total fees of Rs. 5.2 lakhs.
If you are concerned about placements. There are plenty of career opportunities after MBA in different sectors of industries like Banking and Finance, Investment Banking, multinationals, foreign banks, public sector undertakings, in effect the whole corporate sector – offer bright opportunities to management graduates. The careers in management offers one of the best remuneration packages and perks everywhere. Many students are placed in reputed companies in different cities and some are placed in abroad too.

Hope this helps.