Răspuns :
camioane: 68912x7=482.384
ambulante: 9588x4=38.352
total: 482384+38352=520.736 masinute
68912×7= 482384 camione
9588×4 =38352 ambulante
482385+38352 =520 737 masinute
9588×4 =38352 ambulante
482385+38352 =520 737 masinute