A team can row 40 km in 2 hours when rowing with the current, but only 16 km in 2 hours when rowing against the current. Determine the team's
rowing speed when there is no current.

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

Evaluate cos2θ for cosθ = square root of 3/2

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?