A 150-pound person uses 5.9 calories per minute when walking at a speed of four mph. How long must a person walk at this speed to use at least 220 calories?

Find the values of y: 3y^3(y^2+ 2/3y)=0

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

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?