1.v20m/s,t=4s,d=? 2.d=600m,t=1minut,v=? 3.d=800m,v=40m/s,t=? 4. d=1km,v=10m/s,t=? 5.v=72km/h, t=2minute,d=? 6.v=36km/h,d=36km,t=? vă rog Repede!​