Răspunsuri

2014-09-19T16:55:38+03:00
In 5 ore = 250 km
In 2 ore=100 km  adica 125-25=100 km
2014-09-19T17:22:33+03:00
450 km...........10 ore
x ....................2 ore
x = 450* 2/10 = 900/10 = 90 km
450 km..................10 ore
x ...........................5 ore
x = 450 * 5/10 = 2250/10 = 225 km