Question

Aflati x din proportia: x/10=0,15/0,3.

Answer 1

x/10=15/100/3/10

x/10=15/100*10/3

x/10=5/10(se simplifica 15 si 3 intre ele si vine 5 si 100 se simplifica cu 10 si ramane 10)

10x=50/:10

x=5