Town |
Radius |
Area |
Population (nearest hundred) |
A |
1 |
$\pi$ |
1000 |
B |
1.7 |
$2.89 \pi$ |
2900 |
C |
4.5 |
$20.25 \pi$ |
20000 |
D |
7 |
$49 \pi$ |
49000 |
E |
2.4 |
$5.76 \pi$ |
5800 |
F |
0.7 |
$0.49 \pi$ |
500 |
If the diagram represented the populations using radius rather than area, the populations would be as follows:
A 1000
B 1700
C 4500
D 7000
E 2400
F 700
Most people's estimates should match more closely to the area figures than the radius ones.