Xiao Li and Xiao Wang drove from two places 528 kilometers apart at the same time and met three hours later. Xiao Li's car is 6 kilometers faster than Xiao Wang's car every hour. Ask for a small amount
Suppose: Xiao Wang's car travels x kilometers per hour. That is, Xiao Li's car travels x+6 kilometers per hour.
Because distance = speed x time, that is 528=3(x+x+6) x=85.
Xiao Wang's car travels 85 kilometers per hour. That is, Xiao Li's car speed is 9 1 km.