JEE Main 8 Jan 2020 Shift 2 Solved Paper

Two liquids of densities ρ1 an ρ2 (ρ2=2ρ1) are filled up behind a square wall of side 10 m as shown in figure. Each liquid has a height of 5 m. The ratio of the forces due to these liquids exerted on upper part MN to that at the lower part NO is (Assume that the liquids are not mixing)