The cost of using an electric appliance for 2 hours is shs 1600. If each unit of electricity costs shs 50, find the power rating of the appliance in KW.
\( \frac{50}{2×1600}\)
\(\frac{1600}{50×2}\)
\(\frac{1600×2}{50}\)
\(\frac{50×2}{1600}\)
