Hi there! With 160 marks, your rank will be around 50,000 and 90,000 , though you'll have to wait till the first/second week of June. There are quite a few colleges you may stand a chance for being from obc category. Here's the link to a pdf that has all the cut-off 2017 of round 3 arranged college-wise, branch-wise.    https://d2cyt36b7wnvt9.cloudfront.net/exams/wp-content/uploads/2017/11/17164016/UPSEE-2017-Cutoff-round-3.pdf

I hope this is useful, all the best!