Hello Mithilesh,

Please mention your category in which you have got 90 marks in the B.Sc Maths (hons.) entrance test for allahabad university, so I am mentioning the final round cutoffs declared by the university so that you can compare on your own - 

General - 160 marks and above

SC - 126 marks and above

ST - All ST candidates

OBC - 155 marks and above

Cutoff - https://university.careers360.com/articles/allahabad-university-cut-off

Hope this helps.