Tirpude Institute of Management Education Nagpur Answered Questions

8 - 10 months are enough for CAT preparation. There is no right time to start preparation of CAT. You can start anytime if you can save time for CAT preparation apart from usual studies. CAT exam needs practice, so you have to give at least 2-3 hours a day. You can join coaching for CAT preparation. You have to think, is this the right time for me because there is no best time. Every individual starts at different time. You know yourself better, so think when to join. Don't skip classes. Focus is very important during preparation of exam like this.

No, it's legally not valid. Students should not be allowed to undertake two regular degrees at the same time. On January 19, the University Grants Commission (UGC) said that its consultations regarding allowing students to pursue two degrees courses simultaneously have not received a positive response so far. According to a report in Press Trust of India (PTI), UGC said in a post, "It had sought the comments of statutory councils but the responses so far do not endorse the idea of allowing students to pursue two degrees simultaneously".
According to the notice signed by UGC Secretary, Jaspal S Sandhu said, "Therefore, the Universities shall conduct their programmes in accordance with the first degree and Master's degree Regulations, 2003 prescribed by the UGC and also follow the norms and parameters prescribed by the Statutory Council concerned, wherever relevant".
In 2013, an expert committee of the UGC had recommended that students enrolled in a regular degree course should be allowed to pursue an additional degree simultaneously under open or distance education mode from the same or different university.

Well since you are already working in Sales and Marketing profile so I guess it will be difficult for you to pursue MBA in a regular curriculum otherwise I Would have suggested you go for regular course. However if you cannot do a regular course, you can search Symbiosis university Distance MBA programme or some Government university distance learning programme. Also for your knowledge you can do some certificate courses that will help you in your profile as for the time being.