Distance from town A to B is 19.85 km.Of this distance,6 km 760 m is downhill, 6 km 68 m is level and the rest is uphill. How much of the road is uphill?
Distance fromAtoB=19.850Km
Down Hill........6.760km..... (1)
mislevel...........6.068 km..... (2)
Total:......12.828km
uphill... 19.850-12.828=7. 022km
