Final answer:
The income per person in high-income countries like Japan and Germany is about 10 to 25 times higher than in low-income countries like Pakistan and India, with option D) 20 times being the closest answer.
Step-by-step explanation:
The income per person in the world's rich countries, such as Japan and Germany, compared to the income per person in the world's poor countries, such as Pakistan and India, is significantly higher. Based on the provided data, high-income nations have GDP per capita in the range of $20,000 to $50,000 while low-income countries often have GDP per capita of less than $2,000 per year. Therefore, the richest countries have an income per person that is approximately 10 to 25 times higher than that of the poorest countries. Given the ranges, the closest answer to the question would be option D) 20 times.