Ralph sold brownies for $
0.63
0.63 a piece in order to earn money to buy baseball cards. if the cards cost $
1.35
1.35 per pack, and if ralph had no money left over after buying them, what is the least number of brownies he must have sold?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

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?