Colleges in Kolkata

It depends upon which college do you want to go to.
As of now, to get IT in top 5 colleges under WBJEE 2018, one needs to secure a rank within 5k to 6k.
And for Jadavpur University, the rank should be under 500. Best of luck. Hope you will get your best.

Please mention the name of the entrance exam you have appeared in for better assistance.

Hi Khushboo,
Here's the information you're looking for: http://thebges.edu.in/college-admissions/

Hi Soumik!
Unfortunately, you are not eligible. Only candidates who have cleared 10+2 are eligible.

Hi Sagar,
Please refer to the link provided below for a detailed comparison between St Xavier's College and Ramakrishna Mission Vidyalaya for a B.Sc. (Hons) Statistics course.
https://www.shiksha.com/resources/college-comparison-111504-83773
You should be able to compare various features of the two institutes to help you reach a decision of which is better, and where you would like to pursue.
Regards.

Candidate should have passed 10+2 with a relevant stream. Mandatory subjects: Physics, Chemistry and Biology as a compulsory subject from a recognized board of education to take admission in the program.
Admission is based on merit based on marks obtained in class 12th.
https://www.shiksha.com/science/course/b-sc-hons-physics-ramakrishna-mission-residential-college-narendrapur-kolkata-87611

Definitely, Maulaza Azad College is an appropriate answer for studying any course .You can go there for Chemistry honors. It has a good infrastructure, education and placements etc.
All the best.

It is around 4000 to 5000 rank.

You can get an opportunity to work in various career avenues such as Airlines, Hotels, Travel Agency, Transport, Tour Operations etc.
Starting salary depends on numerous factors. Prominent ones include- profile of the employer, job profile and job location. Average starting salary is between 10k-15k Rupees per month. In case of Government job, the salary will be based on Pay Band and scale.