Table:
text: Nauru
Administrative divisions
Administrative divisions
Nr_ District Former_Name Area_ha_ Population_2005 No_of_villages Density_persons_ha
1 Aiwo Aiue 100 1092 8 10.9
2 Anabar Anebwor 143 502 15 3.5
3 Anetan Añetañ 100 516 12 5.2
4 Anibare Anybody 314 160 17 0.5
5 Baiti Beidi 123 572 15 4.7
6 Boe Boi 66 795 4 12.0
7 Buada Arenibok 266 716 14 2.7
8 Denigomodu Denikomotu 118 2827 17 24.0
9 Ewa Eoa 117 318 12 2.7
10 Ijuw Ijub 112 303 13 2.7
11 Meneng Meneñ 288 1830 18 6.4
12 Nibok Ennibeck 136 432 11 3.2
13 Uaboe Ueboi 97 335 6 3.5
14 Yaren Moqua 150 820 7 5.5

Question: If there are 18 villages in Nauru, what is the minimum area?

Question: With a population of 572 in 2005, what was the former name of Nauru?

Question: How many villages in Nauru have a population density of 5.5 people/ha?