Question: what are the five largest cities in the world?
Answer: 1 - Tokyo, Japan: 37,393,129. ...  2 - Delhi, India: 30,290,936. ...  3 - Shanghai, China: 27,058,479. ...  4 - San Paolo, Brazil: 22,043,028. ...  5 - Mexico City, Mexico: 21,782,378. ...  6 - Dhaka, Bangladesh: 21,005,860.