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I am a B.E CSE graduate-YouTube channel : Tnpsc shortcuts - i have 2years experience in teaching. Blog:https://tnpsclearnings.blogspot.com
lo yg 5su @. ' noh aran. ww onorav oxto 121loo 196
1 SD . 2 3
1000 -900 7oo 9 9
(loo+40%) oox7s 96 6o 60