Numarul va fi x.
a) x*2/3=16 => x=16/2*3 => x=24
b) x/5=7 => x=35
c) x*2/7=10 => x=10/2*7 => x=35
d) x*2/5=8 => x=8/2*5 => x=20
e) x*3/5=9/10 (impartim prin 3) => x/5=3/10 => x=3/2
f) x*27/100=54/55 (impartim cu 27) => x/100=2/55 => x=200/55 => x=40/11
Sper ca te-am ajutat!
