presupunem dist pe sosea Buc-Bv=184km, Brasov-Sibiu=141km
a/ 87123-184=86939km
b/ 87123+141=87264km (la Sibiu)
c/ 141+184=325 km (dist Sibiu-Bv-Buc) >>> jumatatea dist=325/2=162.5km
87264+162.5=87426.5km
Sper sa-ti fie de folos!!!