Hellow guys, Welcome to my website, and you are watching Std 10 MATHS Demo B part Time:14Min. Gyan Ganga Edu.@ 9327010480 Ahmedabad. and this vIdeo is uploaded by Gyan Ganga Jain Upkaran at 2013-02-12T07:56:06-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.