狠狠撸

aptitude maths placement recruitment numerical aptitude percentage time & distance time & work trains distance time averages combination shortcuts percentage shortcuts number system permutation mixture problems on trains simple interest primary education cce aptitude shortcuts alligations mixtures work problems +2 secondary education career guidance education time & my india our years country hundred tamil time and work quanti theme detection assumptions statements shortcut tcs placement tata consultancy services tcs tcs 2014 alligation shortcuts mixture shortcuts logarithms geometric mean arithmetic mean geometric progressions harmonic mean arithmetic progressions probability aptitude questions cognizant cts amcat numbers engineers partnership aptitude questions ages shortcuts problems on ages profit and loss shortcuts time & work shortcuts plustwo trigonometry height & distance height boats person speed seating arrangement age ages 1729 srinivasa ramanujan ramanujan engineering loss profit level 1 level 2 aptitude