What is the interquartile range of the data shown in the box plot? 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82

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