Is it good to pursue MBA in HR after completing B.Sc maths?

Yes, you can go for MBA in HR after B.Sc in maths. There is no constraint like specific stream is required for MBA-HR. You can target for good B-Schools to pursue MBA-HR.

Hi, Yes, it depends upon your interest that in which field you want to go. Your graduation background doesn't matter in it. If you want to be an HR manager then you can join HR stream for MBA.

Yes, it's up to you. If you want to pursue MBA in HR then the communication and interaction skills must be awesome and graduation doesn't have any effect on your MBA so you may go for it.