Distance, Speed & Time( Week 12 Practice) 1. John took a 45-mile biking trip in 2.5 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 15 mph. On his way home, he only pedaled at 10 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 85 MPH. The officer is 1.5 miles behind the speeding car and he travels at 90 MPH. How many minutes will it take for the officer to catch up the speeding car? 4. Laura 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. Emily and Alice compete in a 10.8-mile bicycle trail. Emily bikes at 13.5 MPH, and Alice bikes at 12.25 MPH. How far (in miles) is Alice behind Emily when Emily reaches the finish line? |