Awesome content on quantitative aptitude, the practice questions were very much helpful in cracking TCS NQT.
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If the goal is to crack TCS, Wipro or Infosys compnay pre assessments then packetprep is the go-to platform.
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Practice, practice and practice...if you believe in this, packetprep is the question bank you can refer to.
Packetprep helped me a lot in cracking interviews. The video lectures are awesome... they are very easy to learn.