108 cm is the correct number for the answer and the correct number is 339
12.6666 rounded is 12.67
7.8571 rounded is 7.86
You need to post a graphic. I tried drawing my own, but I do not know where point "P" is nor where point "R" is.
8,336,697 / 302.64 = <span>27547 (approximately)
The population density to the nearest person of NYC is 27,547 people per square mile.
3,792,621 / 469 = </span><span>8087 (approximately)
</span>The population density to the nearest person of London is 8,087 people per square mile.