Răspuns:
Explicație pas cu pas:
Drumul __________ __________ __________ __________
Prima zi __________
Rest 1 __________ __________ __________
A doua zi __________
Rest 2 __________ __________
A treia zi __________
A patra zi __________ = 50 km
Drumul are 4 parti, deci 50 x 4 = 200 km