There is one more institute which don’t train for CAT but very good for maths and Aptitude Its located in Tumkur (ph: 9620160796) 70 KM from Bangalore. The name of the institute is Saamarthya. math skill, short cuts and GD are far better than any institute finish this course in 1 month then join some CAT coaching institutes like Times or Byjus.
Once you go there you ll start loving maths and this passion will lead u to learn better.