Distance, Speed & Time( Week 12 Evaluation) 1. Michael took a 42-mile biking trip in 3 hours. What was his average speed in feet per minute? Note that 1 mile = 5280 feet. 2. Tom rode his bike to a baseball practice at 9 mph. On his way home, he only pedaled at 6 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 0.5 mile behind the speeding car and he travels at 91 MPH. How many minutes will it take for the officer to catch up the speeding car? 4. Jessica 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 6 MPH. In the second half of the distance, she rest, her dad pedaled, and the tandem bicycle traveled at 14 MPH. How much was the average speed (in MPH) for the entire distance? 5. Jane and Jennifer compete in a 12-mile bicycle trail. Jane bikes at 15 MPH, and Jennifer bikes at 14.75 MPH. How far (in miles) is Jennifer behind Jane when Jane reaches the finish line? 6. Michael runs 5 meters every second. Martha runs 4.5 meters every second. Michael let Martha start a race 30 meters ahead of him, and reached the finish line 6 seconds before Martha did. How many meters did Michael run in the race? 7. Two cars started from the same place at the same time, but they headed in opposite directions. The faster car traveled 15 miles per hour faster than the slower car. At the end of 5 hours, they were 425 miles apart. How many miles had the faster car traveled by the end of 5 hours? 8. In an one-mile running race, Hillary was able to run at 9 MPH for the 1st half, but was only able to run at 1 MPH for the remaining half. What was her average speed (in MPH) for the entire race? |