0.174+0.27+1.5+0.056+2=4 km
teodor=3000g=3kg
irina=2750g
alexandra=40kg
au consumat300 cl=3l apa pe timpul drumetiei
drumetia a durat 2 ore si 55 minute
2 ore 55''-30''=2 ore si 25 min
ex 4) 120*200ml=24000ml lapte
24000ml=24 litri
30-24=6litri
6-5=1 l ramane