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1.
each of the intergers is a multiple of 10 是10的倍数的意思吗?
0算不算是10的倍数? ><
2. A manufacturer conducted a survey to determine how many people buy products P and Q. What fraction of the people surveyed said that they buy neither product P nor product Q?
1) 1/3 of the people surveyed said that they buy product P but not product Q.
2) 1/2 of the people surveyed said that they buy product Q.
这种Venn图的题我老是错啊啊啊啊 求方法!!
谢谢~~
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