Hello aspirant ,

Yes....you can but if you want to take admission for architectural courses then maths is necessary

However, it is not mandatory to have mathematics subject in 12 th STD for interior design course....

Here are some good Universities for interior design through diploma

Indian School of Business Management and Administration - ISBM Thane

Rashtrasant Tukadoji Maharaj Nagpur University - RTMNU

And for the colleges.....you will get all the needed information about your query through the following link.....

https://design.careers360.com/colleges/list-of-interior-design-colleges-in-maharashtra

Hope this helps