pipe and sistern shortcutIn this video I will discuss about the pipe and sistern shortcut & easy way tricks in bengali 2021. I introduce you how to solve pipe and sistern problem in bengali. In very few seconds following shortcut maths tricks in bengali I will solve pipe and sistern problems.For any competitive job exam we should know the pipe and cistern short tricks. For impotant math for wpb,competitive exam math preperation,math solutin in bengali I am always with you, friends.For BCS preliminary exam,bank job, railway job preperation pipe and sistern type problems are very essentialto be known.Okay, best of luck friends.https://youtu.be/0oH0IvJJtx4