Florence Griffith Joyner of the US set the womens world record for the 200 m run by running with an average speed of 9.37m/s. Suppose Griffith Joyner wants to jump over a river. She runs horizontally from the rivers higher bank at 9.37m/s and lands on the edge of the opposite bank. If the difference in height between the two banks is 2.00m, how wide is the river