hello aspirant,

cat is a all india level exam and most popular exam for mba admission. see as for your marks in 10+2 and 10th you have very less chances to get short listed for iims. however there are many more institute which offers great plavement in mba. you may follow r.s agarwal, arun sharma which are best for cat preparation. also there is some coaching institute who provides distance learning mba preparation course materials. you may purchase this also. some top institution are, IMS learning, T.I.M.E institution delhi, etc.