For every $10 that julie makes she saves $3 for every $15 lion makes he saves $6 is julie's ratio of money saved to money earn equivalent to lions ratio of money saved money earned

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?