The model a cds burner burns 60 minutes of data in about 1.15 minutes. the model b cd burner burns 60 minutes of data inanity 1.5 minutes. how much longer will it take to burn 80 minutes of data onto a cds using the model b burner than using the model a burner?

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