Răspunsuri

2014-10-03T16:26:54+03:00
2014-10-03T16:51:04+03:00
24 km.................40%
x .......................60%
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x = 24 *60/40 = 1440 : 40 = 36 km
36 + 24 = 60 km lungimea traseului