| # | Population | Country | Answer | % Correct |
|---|---|---|---|---|
| 2 | 2,825,000 | Ecuador | Quito | 95%
|
| 4 | 1,490,000 | Switzerland | Zurich | 95%
|
| 13 | 663,592 | Croatia | Zagreb | 87%
|
| 9 | 736,649 | Spain | Zaragoza | 76%
|
| 5 | 1,420,000 | Iran | Qom | 75%
|
| 8 | 880,875 | Canada | Québec | 75%
|
| 1 | 9,800,000 | China | Zhengzhou | 74%
|
| 6 | 1,240,000 | Pakistan | Quetta | 71%
|
| 11 | 709,809 | Tanzania | Zanzibar | 66%
|
| 3 | 1,690,000 | Mexico | Querétaro | 51%
|
| 10 | 710,052 | Ukraine | Zaporizhia | 50%
|
| 40 | 76,408 | France | Quimper | 38%
|
| 7 | 1,020,000 | Nigeria | Zaria | 37%
|
| 12 | 689,840 | Philippines | Zamboanga | 29%
|
| 32 | 125,820 | Netherlands | Zwolle | 28%
|
| 25 | 170,200 | Germany | Zwickau | 24%
|
| 19 | 235,605 | Niger | Zinder | 22%
|
| 18 | 246,915 | Mozambique | Quelimane | 18%
|
| 37 | 98,988 | South Africa | Queenstown | 17%
|
| 16 | 264,498 | Egypt | Qena | 16%
|
| 24 | 180,706 | Guatemala | Quetzaltenango | 14%
|
| 14 | 515,632 | Kazakhstan | Qaragandy | 13%
|
| 38 | 80,634 | Slovakia | Žilina | 13%
|
| 44 | 70,553 | Bosnia and Herzegovina | Zenica | 12%
|
| 15 | 288,887 | Uzbekistan | Qarshi | 11%
|
| 30 | 138,932 | Poland | Zielona Góra | 11%
|
| 22 | 205,294 | Senegal | Ziguinchor | 11%
|
| 33 | 116,800 | Malawi | Zomba | 8%
|
| 27 | 161,774 | Russia | Zlatoust | 7%
|
| 17 | 263,892 | Vietnam | Qui Nhơn | 5%
|
| 42 | 74,178 | Czech Republic | Zlin | 5%
|
| 45 | 67,129 | Serbia | Zrenjanin | 5%
|
| 21 | 211,964 | Iraq | Zakhu | 4%
|
| 26 | 166,350 | Libya | Zliten | 4%
|
| 43 | 71,076 | Mauritius | Quatre-Bornes | 3%
|
| 29 | 140,000 | Lebanon | Zahlé | 3%
|
| 49 | 54,428 | Hungary | Zalaegerszeg | 3%
|
| 34 | 113,119 | Jordan | Zaatari Camp | 1%
|
| 35 | 109,400 | Argentina | Zárate | 1%
|
| 41 | 75,900 | Tunisia | Zarzis | 1%
|
| 20 | 223,017 | Taiwan | Zhubei | 1%
|
| 39 | 77,049 | Belarus | Zlobin | 1%
|
| 36 | 101,749 | Turkey | Zonguldak | 1%
|
| 23 | 190,000 | Somalia | Qardho | 0%
|
| 28 | 151,779 | Chile | Quillota | 0%
|
| 46 | 60,370 | Guatemala | Zacapa | 0%
|
| 50 | 52,359 | Romania | Zalău | 0%
|
| 48 | 58,200 | Venezuela | Zaraza | 0%
|
| 31 | 131,900 | Colombia | Zipaquirá | 0%
|
| 47 | 59,717 | Zimbabwe | Zvishavane | 0%
|