John shared a 12 slice pizza equally with two of his friends after his friend ate their share he ate two thirds of his chair what fraction of the pizza is still left

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?