14). 15,67ha+21,58ha= 37,25 ha s-au arat in parimele 2.zile
50ha-37,25, ha= 22,75 ha s-au arat in a treia zi
15).118,5 km-27,75km= 89,75 km in a doua zi
118,5km+89,75km= 208,25km in a treia zi
118,5km+89,75km+208,25km= 416,50 km in primele trei zile
475,8km-416,5km=59,3km in a patra zi