Ответ:

Qolgan qism: \(1-\frac{2}{5}=\frac{3}{5}\).

Qolgan qismning \(\frac{2}{3}\) qismini topamiz: \(\frac{3}{5}\times\frac{2}{3}=\frac{6}{15}=\frac{2}{5}\).

Javob: \(\frac{2}{5}\).