Răspuns :
stim ca a treia zi a lucrat 49 piese, deci aflam:
3/6 = 49x6:3=294:3=98 piese a doua zi
2/6 = 98x6:2=588:2=294 piese in prima zi
294+98+49=441 piese in total
3/6 = 49x6:3=294:3=98 piese a doua zi
2/6 = 98x6:2=588:2=294 piese in prima zi
294+98+49=441 piese in total