Question

Daca din 15 m de stofa se fac 8 sacouri cate sacouri se fac din 37,5m de stofa

Answer 1

15 m stofa ......................8 sacouri 
37,5 m stofa ................... x sacouri 

x = 37,5 x 8 : 15  = 20 sacouri 

Answer 2

Aplicam regula de 3 simpla

15m............................8 sacouri
37,5m..........................x sacouri

15/37,5=8/x
x=37,5×8/15
x=300/15
x=20

/=supra

Sper ca te-am ajutat!!!