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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Ruby negi Best Answer
you said don't send solution, but I attached solution only to show the difference between the answer that you get when start with 50 or with 45... first two decimals digits will remain same, so when you have a options containing large digits after decimals then use all the given x of given question.. hope you are getting me... necessary of start with 45 is for good approximation.