You have a coupon for a resturaunt. you save 3 dollars on a meal. what was the original price of the meal

Pls i’m dumb as heck i’ll give y’all so many points if that encourages you

Can any one me with the answers to these questions asap?

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?