Mathematics for IGCSE & O level - Rates (Section 2 - No. 14)
A town has a population of 200,000. Its population density is 10,000 people per square mile. What is the area of the town?
20 square miles
15 square miles
25 square miles
10 square miles
คำอธิบาย
Area = Number of People / Population Density = 200,000 / 10,000 = 20 square miles