Distance Problems (1)( Week 9 Evaluation) 1. Two cities A and B are connected by a train track which is 493.5 miles long. A train leaves city A at 8:00 AM and heads for city B at 66 MPH. At the same time, another train leaves city B and heads for city A at the speed of 75 MPH. How many hours will it take for the two trains to meet? 2. A lion can run a short distance at a speed of 63 mph. How many yards can the lion run in one minute? Note that 1 mile = 1760 yards. 3. Suppose a bee can fly 4 feet per second. At this rate, how many feet will it fly in 2 minutes? 4. If a car can travel 2 miles in 5 minutes, how many miles will the car travel in an hour at the same speed? 5. Larry drove at the speed of 36 miles per hour (MPH) to a vacation destination for 4 hours. When returning, it took him 5 hours for the same route. What was the average speed in MPH for the round trip? 6. Susan took a 42-mile biking trip in 2 hours. What was her average speed in yards per minute? Note that 1 mile = 1760 yards. 7. The Moon is about 240,000 miles from the Earth. How many hours for a spacecraft to get there if it travels at a speed of 800 miles per minute? 8. If you plan to reach a destination that is 28.8 miles away within 32 minutes, what is the minimum average speed (in MPH) you can drive? 9. The distance between place A and place B is 30 miles. Steve travels at 15 mph from place A to place B and returns at 35 mph. What is his average speed (mph) in the round trip? Express your answer as a decimal if needed. 10. A motorist made a 244-mile up-hill trip at 42 mph (miles per hour). On the return down-hill trip, he travelled at 58 mph. What was the motorist's average speed in mph for the entire trip? |