Leanne wants to take tap dancing lessons. At the Goat Hill Dance Studio she can get 20 lessons for $480. At Windsor Tap & Toe she can get 15 lessons for $412.50. How much more than a lesson at Goat Hill does a lesson at Windsor Tap cost?

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.