1. What do these five Kanji have in common?   金  英  量  出  京

Answer: 

金  KIN, kane - money, metal, gold

英  EI - England, Great

量 RYOU, haka(ru) - volume, amount, measure

出 SHUTSU, de(ru), da(su) - go out

京 KYOU, KEI - capital

They all look the same in the mirror!