【请高手翻译两道gmat数学题并求解1、incityxlastApril,wastheaverage(arithmeticmean)dailyhightemperaturegreaterthanthemediandailyhightemperature?(1)incityxlastApril,thesumofthe30dailyhightemperaturewas2,160】

　　请高手翻译两道gmat数学题并求解

　　1、incityxlastApril,wastheaverage(arithmeticmean)dailyhightemperaturegreaterthanthemediandailyhightemperature?

　　(1)incityxlastApril,thesumofthe30dailyhightemperaturewas2,160°

　　(2)incityxlastApril,60%ofthedailyhightemperaturewerelessthantheaveragedailyhightemperature.

　　2、ifsandtarepositiveintergerssuchthats/t=64.12,whichofthefollowingcouldbetheremainderwhensisdividedbyt?

　　(a)2

　　(b)4

　　(c)8

　　(d)20

　　(e)45