pret televizor = [tex] \frac{4}{5} [/tex] * 9800 = [tex] \frac{4*9800}{5} [/tex] = [tex] \frac{39200}{5} [/tex] = 7840 lei
pret masina de spalat = [tex] \frac{3}{8} [/tex] * 7840 = [tex] \frac{3*7840}{8} [/tex] = [tex] \frac{23520}{8} [/tex] = 2940 lei