Distance Problems (2)( Week 48 Practice) 1. The length of a train is 126 meters. It is driven at the speed of 21 meters per second. How many seconds will it take for the train to pass a 294-meter long tunnel (from entering to completely exiting from the tunnel)? 2. Helen starts out at the starting point of a trail at 6 meters per second, and 3 seconds later John starts out at the same point at the speed of 9 meters per second. In how many seconds will John catch up with Helen? 3. Michael and Susan start together and race their bikes around a circular trial at constant speeds. It will take Michael 8 minutes to go 1 lap, and it will take Susan 6 minutes for a lap. How long will it take Susan to be exactly 1 lap ahead of Michael (in minutes)? 4. The length of a bridge is 2140 meters. A train crossed the bridge at 550 meters per minute. It took the train 4.8 minutes to cross the bridge (from entering to completely exiting the bridge). What is the length of the train in meters? 5. John drove his car at 49 mph for the same number of hours as that George drove his car at 59 mph. If John ended up driving 40 miles less than George, how many hours did they drive? |