Hello

NMAT is a national level entrance test taken for admission in MBA courses by GMAC, Graduate Management admission Council. This is of total 360 marks. The good score in Nmat is 230 to 240. As you have got 176 marks in  Nmat entrance examination for taking admission in MBA courses then it is and overall marks you have got. So  you' mayn't get top B school for MBA courses. For more information you can click on the link below

https://bschool.careers360.com/exams/nmat-gmac

Hope this will help.