Teesha is in french club there are 19 students in the club the french teacher teacher will pick two students at random to guide visiting students from france what is the probability that teesha will not be picked up as a guide?

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