I zi ....15,5 km =15,500 m
II zi ...? ,cu 2,2 km mai mult decat prima zi 2200 m
III zi ...?,cu 3,25 mai putin decat in a doua zi 3250 m
Rezolvare
1) 15500-2200=13300 (m)- a doua zi
2 )13300-3250=1050 (m)- a treia zi
3 ) 13300+1050+15500=38850 (m)-in total
Raspuns : 38850 a parcurs in total