Calculating Average Speed

A football player practicing sprints ran 250 meters in 30 seconds. What is his average speed?

The distance between Maria’s house and her school is 650 meters. The distance between her bus stop and school is 400 meters. Maria walks to the bus stop every morning. What is her average speed if it takes her 10 minutes to walk to the bus stop?

Frank practices football every Wednesday. The distance between the football field and his house is 6,525 feet. He always takes the train home afterwards. The distance between the train station and his house is 3,525 feet. What is his average speed if it takes him 15 minutes to walk to the train after practice?

Lindsay went to a concert in downtown Dallas. The distance between the concert and her house was 25 miles. Once the concert was over she took a cab 1 mile to the train station and then took the train the rest of the way home. What was the average speed of the train if it took 12 minutes for it to arrive at Lindsay’s house?