Ratio & Proportion by GK4YOU August 5, 2021 Class-1 https://youtu.be/KhAON0Ek7nc Class-2 https://youtu.be/4GegYDPnff4 Class-3 https://youtu.be/_pTuxTPqc0k Class-4 https://youtu.be/Zq4LLJild8Q Class-5 https://youtu.be/kbxZxPEE9Ek Share FacebookTwitterPinterestEmail