Who took the k12 test? A set of books sits on a shelf at a store. This line plot shows the thickness of each book. Amelie buys the thickest book on the shelf. Raj buys one of the thinnest books on the shelf.

How much thicker is Amalie’s book than Raj’s book?

pls help

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

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?

Can some one explain this i got sent this. is this a threat i’m scared