On the first day of the climb, mountaineers covered $$\frac{5}{7}$$ of the distance to the top, on the second day of the climb, they covered $$\frac{1}{5}$$ of the remaining distance. What fraction of the total climb do the mountaineers have to cover to reach the top on the third day?
-
A$$\frac{1}{35}$$
-
B$$\frac{2}{35}$$
-
C$$\frac{8}{35}$$
-
D$$\frac{2}{7}$$
-
E$$\frac{4}{7}$$
显示答案
正确答案: C