JEE Advance exam pattern keep change every year as the cutoff also varies year to year but if you try to score more than 55 to 60 % then it would be safe score to get admission in IIT Kanpur. For further information you can go through with given belwo link.

JEE Advance cutoff

Your rank should be under 7400 to get IIT Kanpur under general category. Cut off varies category and branches wise.

You can also check the cut off of IIT Kanpur branches wise from the given below link

IIT Kanpur cut off

Good Luck!!