For the MSc Computer Science or the MCA course the requirement of Mathematics along with Computer Science is required. For MCA the requirement of Computer Science may not be true for all cases, but the requirement of Mathematics is required. So without Mathematics you can't pursue this course.

For more information regarding MCA consider:

https://www.careers360.com/courses/mca-master-of-computer-applications

For more information regarding MSc Computer Science consider the link below:

https://www.careers360.com/courses/msc-in-computer-science

I hope this helps. Wish you a great day!