Răspuns:
9. 1008- 189= 819 km a parcurs racketa
1008+3790=4798
va arata 004798 km
10. Pic= Tic +260 m P+T= 2000 m
T+260+T= 2000 2T= 2000- 260= 1740 m
T= 1740: 2= 870 m ( Tic a parcurs 875 m)
P= 870+260= 1130 m ( Pic a parcurs 1130 m = 1km si 130 m)