Question

oana rezolva in fiecare zi a saptamanii cate 4 probleme si 5 exercitiide matematica.
 Cate exercitii si probleme si exercitii rezolva oana intr-o saptamana? (rezolva in doua moduri) va rog mult

Answer 1

1)4*7=20 
de exerciti !!!
5*7=35
de probleme
2)4*7=5*7
28+35 =63 de probleme si execiti intr-o saplamana

Answer 2

(7x4)+(5x7)=28+35
28+35=63exercitii