Răspuns :
[tex]2.50 \times 6 = 15 \\ 200 - 15 = 185 \\ 12 \times 3 = 36 \\ 185 - 36 =149 \\ 30 \times 0.30 = 9 \\ 149 - 9 = 140 \\ 140 - 12 = 128[/tex]
cu 128 de lei a ramas
S=200(lei)
6kg rosii ..............2lei si 50bani(kg)
3kg carne...........12lei(kg)
30oua ..............30bani (buc)
2,50x6=15(lei)
3x12=36(lei)
30x30=900(bani)
noi stim ca 1 leu =100bani
900=9lei
15+36+9=
\ /+9=
51+9=60
noi mai stim ca are 200lei
200-60=140(lei)
140-12=128