Hi Supriya,

All the best for your JEE Mains result hope you get the score you are expectiong.To check what will be your rank please click the link below.

https://engineering.careers360.com/articles/jee-main-rank-predictor

Now, coming to your secong question:

Since the cutoff for the college is not officialy out I can help you to predict the aprox opening and closing rank with respect to the previous year opening and closing ranks

2018 the opening rank was 542 and the closing rank was 1143.

I am attaching a link which you can use to reffer and predict your chances.

https://engineering.careers360.com/articles/jee-main-cutoff-for-b-arch-b-planning

Hope this will be of help to you.

All the best.