There are 5 million people in 410 square miles. That is the same as ( ) people per square mile.

That is the same as 12,195 (rounding to the next whole) people per square mile

Step-by-step explanation:

Population = 5 million people

Area of the territory = 410 square miles

Density per square mile = Population/Area of the territory

Density per square mile = 5'000,000/410

Density per square mile = 12,195.12 inhabitants

That is the same as 12,195 (rounding to the next whole) people per square mile

360 different combinations

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents