Mikhael and hemma are planing the annual school fundraiser. they want to earn more this year then they did last year last year they earned 4,000.80%of the earnings went directly to the school and 20% was spent on the cost of the fundraiser this year they want $4,000 to go directly to the school

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet