Final answer:
Approximately 820 million people in the world are hungry according to the United Nations report.
Step-by-step explanation:
The approximate number of people in the world who are hungry is 820 million. This data is according to the State of Food Security and Nutrition in the World Report 2019, which is published by the United Nations. The number of hungry people can fluctuate due to various factors such as conflict, climate change, and economic conditions in different regions.
Learn more about Global Hunger