din diagrama se observa nr de masini care au intrat in parcare in fiecare zi
luni 50 masini
marti 20 masini
miercuri 40 masini
joi 10 masini
vineri 30 masini
sambata 50 masini
duminica 10 masini
a) 50+20+40=110 deci a 110-a masina a intrat miercuri
b)
nr total= 50+20+40+10+30+50+10=210 masini
210 masini : 7 zile =30 masini in medie pe zi