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reviewed on April 14, 2017
Thnx a lot sir...its very helpful..its save time and mks calculation fast...tht is very imp to compete the level of exam.thnku very much.
reviewed on April 05, 2017
Very helpful sir. These days time management is the main issue of every competitor. These short cut methods of calculation indeed going to help every body to manage their time in exams. keep guiding us.