What's the average growth rate of human hair?
What's the average upload speed of 4G LTE?
How many gallons of paint are needed to paint the White House?
What's the speed of the fastest recorded baseball pitch?
What's the average wattage of a household microwave?
What's the average annual budget for a small business in the U.S.?
What's the average size of a car parking space?
What's the market cap of Intel?
What's the average thickness of the Earth's crust?
What's the average temperature of the surface of the Sun?
How much electricity does the average solar panel generate?
How much does the average bicycle weigh?
What is the population of the United States?
How long is the Great Wall of China?
What's the diameter of a basketball?
What's the average speed of the Mississippi River?
What's the density of copper (in g/cm³)?
What's the average speed of a rabbit?
How long does it take for the Moon to rotate once on its axis?
At what speed does light travel in a vacuum?
What is the market capitalization of Apple Inc.?
What is the total length of the human circulatory system?
How many bricks are in the Great Wall of China?
How much caffeine is in a typical cup of coffee?
How much water does the average person drink per day?