Răspunsuri

2014-06-03T22:16:49+03:00
90km+15km=105km lungimea dintre cele 2 orașe.
2014-06-03T22:17:09+03:00
X-lungimea drumului

90= 3/4 * x

90=3x/4

x= 90*4/3
x=30*4
x=120