The measurement of a dodge ball is 13 inches in diameter. How much air does the ball hold?​

Name the most appropriate metric unit for each measurement like a length of an carrot

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?