How manyhundreds in 384711?

What are two product of rational numbers? What is a plus minus a minus? How many inches is 4 ft and 5 inches? How many edges faces and vertices are on a dodecahedron prism? Who must wear a life jacket at all times while underway on a vessel 20 feet or less in length in Pennsylvania? What is the speed of light as it travels through a vacuum? Write a rule that is an example of a non-linear function when b is 49 a is 7 and a is a function of b? 2XSquared - 3x-11 equals 0? What are the odd numbers more than 20? How is 18 tenths written as a fraction? Why is a Motmot called a motmot? What is density and how to find it mathematically? 0.87 as a percent? what is 56.34x67.89? If 1 equals 100 500 equals what? What are the next two decimals 100 100 10 1? How do you round numbers that end in 5? What is one times a million? How long would it take to run 1.5 miles at 6.5 mph? What is the decimal equivalent of ONE FORTH inch?