Question
China has the longest border with which of the following
country?Solution
China shares its longest border with Mongolia. The border is approximately 4,677 kilometers long, making it the longest China shares with any country.
89Â Â Â Â Â 78Â Â Â Â Â 74Â Â Â Â Â 67Â Â Â Â Â 63Â Â Â Â ?
12                          13                         30                     �...
65    69   77 93  ?    189
5 14 56 220 1125 6786
...1 6 13 24 41 ?
17 ? 33 44 57 72
...1, 27, ?, 343, 729, 1331
100Â Â Â 180Â Â Â 294Â Â Â 448Â Â Â 648Â Â Â ?
1400      350       700       175        ?       87.5
...14Â Â 16Â Â Â 20Â Â Â 15Â Â 25Â Â Â Â 13Â Â Â 29Â Â Â 9Â Â Â 32Â Â Â 6
...
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