Cevap:
[tex] \frac{k}{3} + \frac{k}{4} + \frac{k}{5} = 470 \\ \frac{20k}{60} + \frac{15k}{60} + \frac{12k}{60} = 470 \\ \frac{47k}{60} = 470 \\ \frac{k}{60} = \frac{470}{47} \\ \frac{k}{60} = 10 \\ k = 600[/tex]
Ali'nin parası k/3=600/3=200
Cem'in parası k/5=600/5=120
200-120=80
