Question

85% din elevii unei scoli au participat la o manifestare sportiva . Cati elevi are scoala daca la manifestarea respectiva au participat 1700 elevi?

Answer 1

$\frac{85}{100} *x = 1700. \\ x= \frac{1700*100}{85} . \\ x= \frac{170000}{85}. \\ x= 2000.$
numărul total al elevilor este egal cu 2000.

Answer 2

$\frac{85}{100} x=1700=\ \textgreater \ 85x=1700*100=\ \textgreater \ x=170000:85=\ \textgreater \ x=2000$