Surds (rationalisation, conjugates) — CAT previous year questions

Surds (rationalisation, conjugates) is part of Logarithms, Indices & Surds, Algebra in Quantitative Aptitude. Prasnya files every CAT previous year question from this concept here, each one with a worked explanation. Take the whole set as a timed CAT mock and you get accuracy, pacing and per-question analysis back.