MBA Entrance Exam

You have very low chances. The CMAT cut-off for MBA in GIM will be around 96-97 percentile.

IIM A do not admit students from CMAT. One has to clear CAT or GMAT to get admission in IIM, Ahmedabad.

Start revising the basic maths concepts studied in class 9th and 10th. CAT generally asks questions on profit-loss, statistics, trigonometry, ratio and proportion, basic algebra. Verbal needs practice and same is the case with DI-LR. You can also join a good coaching institute if possible by April/May. Do take weekly tests to evaluate your preparations.
Best of luck.

If you are targeting this year's CAT then you must start the coaching by April/May. 6-7 months of preparation with full dedication and commitment is good enough. Do take weekly tests to evaluate your preparations.
Best of luck.

You can apply for the following colleges:
1. SIES
2. NL DALMIA
3. Welingkar
4. NIBM
5. ITM
6. IBS
7. Christ
8. Balaji
9. Indira

You can apply for CMAT exam in the third year of your graduation.

You're most likely to get a call from Welingkar. Various companies appear for placements based on requirement and different campus will have different companies.

You will most likely to get a call for the P3T test. Apply for Welingkar.
All the best.

You will get an email as to where and when to update your CAT scores.

Can't tell as you have score less in CAT.