A fair die is rolled three times. What is the probability that it comes up 1 at least once? Write your answer as a fraction or a decimal, rounded to four decimal places.

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