几个问题求教下，谢谢

xw909

OG DS 9
If Pat saved $600 of his carnings last month, how much did Pat earn last month?

　(1) Pat spent of his carnings last month for living expenses and saved of the remainder.
　(2) Of his carnings last month. Pat paid twice as much in taxes as he saved.
这道题，用考虑税收的问题么？pat earn指的是税前税后？有影响么？



1)when box x is filled with the blocks and rests on a certain side,there are 25 blocks in the bottom layer.
这句话怎么翻译？




ten of the classmates are girls，什么意思？是一共就10个女的，，，还是班里有10个女的，具体多少个，不知道