Hello Anubhav. Thanks for contacting Careers360 and we hope we will be able to answer your query. 

First up, sorry for the late reply. I will try my best in answering your query. 

IET, Lucknow is among the premier academic institutions in the country. So, obviously the level of input you would have to put into your preparation of UPSEE should be quite high.

I would like to direct your attention to this Careers360 article for upto date information on the cutoffs:

• https://engineering.careers360.com/articles/upsee-cutoff

Also, please see Kshitij's answer here:

• https://www.quora.com/What-is-the-UPSEE-2017-B-Tech-rank-for-IET-Lucknow

Hope this helps you and all the best!