The cost of gasoline increased 75 percent in one year. if the cost after the increase was $2.45, what was the cost before the increase?

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?

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points

What line represents the relationship between r and s