According to the Rashbam and the Radak, Yosef proposed to Paraoh that they should double the taxes on grain. After the taxes were doubled, Paraoh began collecting 1/5 of the money from each grain harvest [Bereishis 41:34].
Question: What fraction of each grain harvest was Pharaoh collecting before the increase?
Answer: (1/5)/2 = 1/10
:
