Antonio tiene un terreno del cual no conce su area, el sabe que el 40% lo ha utilizado en cultivo de florez y la quinta parte en cultovo de fresa. Si tiene 65 hectareas sin ninguna siembra, el area total del terreno de antonio es

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters