How many cubic centimeters of air would be needed to completely fill a tennis ball with a diameter of 3 inches? Use 3.14 for \piπ. Round your answer to the nearest whole number. please no links.

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.