Mr. Johnson buys 5 bottles of lemonade for the school picnic. He buys four 28- ounce bottles and one 64-ounce bottle. Using rounding to the nearest ten, about how much lemonade does Mr. Johnson buy in all?

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?

Hundred and tens tables to make 430 in five different ways

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