[tex]\\ \bull\tt\longmapsto Surface\:Tension=\dfrac{Weight}{Displacement}[/tex]
[tex]\\ \bull\tt\longmapsto Displacement=\dfrac{Weight}{Surface\:Tension}[/tex]
[tex]\\ \bull\tt\longmapsto Displacement=\dfrac{300}{75}[/tex]
[tex]\\ \bull\tt\longmapsto Displacement=4m[/tex]
[tex]\\ \bull\tt\longmapsto Displacement=400cm[/tex]