Distance, Speed & Time( Week 12 Practice) 1. Jay took a 19.5-mile biking trip in 1.5 hours. What was his average speed in feet per minute? Note that 1 mile = 5280 feet. 2. Michael rode his bike to a baseball practice at 18 mph. On his way home, he only pedaled at 12 mph. What was his average speed (in mph) for the entire trip? 3. A police officer is chasing a speeding driver who is driving at 80 MPH. The officer is 1 mile behind the speeding car and he travels at 85 MPH. How many minutes will it take for the officer to catch up the speeding car? 4. Julia and her father rode a tandem bicycle in a trail. In the first half of the distance, she pedaled, her dad rest, and the tandem bicycle traveled at 8 MPH. In the second half of the distance, she rest, her dad pedaled, and the tandem bicycle traveled at 12 MPH. How much was the average speed (in MPH) for the entire distance? 5. Mary and Julia compete in a 2.6-mile bicycle trail. Mary bikes at 13 MPH, and Julia bikes at 12 MPH. How far (in miles) is Julia behind Mary when Mary reaches the finish line? |