Test Your Bike IQ: If They Build It...

You know it. You love it. The bicycle is a clean machine in a carbon-fueled world. To celebrate Bike to Work Week and National Bike Month, we put together a quiz to test your transportation IQ.

Q: Biking and walking are popular modes of transportation — about 12 percent of all trips made in the U.S. are by bike or on foot. What percentage of federal transportation spending funds bike and pedestrian infrastructure?

A) 12 percent

B) 1.6 percent

C) 75 percent

Answer: According to a 2012 report by the Alliance for Biking and Walking, only 1.6 percent of federal transportation money funds biking and walking projects. If you support green transportation infrastructure, let your elected officials know. 

Read More: Did you know that Los Angeles previously had one of the country's finest bikeways? Find out what went wrong and how some cyclists fought back.