—块金与银的合金重250克，放在水中减轻16克。现知金在水中重量减轻1/19，银在水中重量减轻1/10，则这块合金中金、银各占的克数为：

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31555' and id < 2527930 and id<>'2527930' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31555' and id > 2527930 and id<>'2527930' order by id asc limit 5