I am beginner and want to polish my maths for quantitative section in cat for 2017 and I don't whether we have to pratice on mcq questions are we have to do sums and pratice?

Hi Sravan,

Time is the crucial factor in CAT exam. One is required to practice rigorously  in order to solve questions with ease and within less time. Please check the below mentioned article in which, we have explicitly stated all the important points on how to prepare for quant section in CAT exam.

https://cracku.in/blog/6-important-tips-quant-cat-2016/

Hope this helps.

Thanks.