in the Summer Olympic Games in rio (2016), the mens 4 by 400 meter (1600) meters in total) relay team ran the race in 2:57.30 (2 minuets 57.30 seconds) to win the gold metal. what is the teams average speed in miles per hour? use unit fractions to solve the problem and round the result to three significant digits. clearly show your process.



my answers were 23.2 mph and 20.18 miles per hour, are either of those correct?