Question

In 2012, with approximately 8.1 x 10^6 people, New York City is the most populous city in the United States. Los Angeles, California, is the second most populous city in the United States, with about 3.8 x 10^6 people. Approximately, what is the population of the two most populous cities in the United States combined?

Answer 1

The population of the two most populous cities in the United state combined is
`11.9* 10^6`.

Explanation:

Given that, in 2012 the population in New York city is
`8.1 * 10^6`. In the same year the population in Los Angeles, California is
`3.8* 10^6`.

The population of two most populous cities is

=population in New York city + population in Los Angeles, California

=
`8.1* 10^6+3.8* 10^6`

`=(8.1+3.8)* 10^6`

`=11.9* 10^6`

The population of the two most populous cities in the United state combined is
`11.9* 10^6`.