(1-20%)×(1-60%)
=0.8×0.4
=0.32
=32%;
答:这时杯中的纯牛奶是杯子容积的32%.
故答案为:32.
一满杯纯牛奶,喝去20%后,加满水搅匀,再喝去60%,这时杯中的纯牛奶是杯子容积的_%.
一满杯纯牛奶,喝去20%后,加满水搅匀,再喝去60%,这时杯中的纯牛奶是杯子容积的______%.
数学人气:321 ℃时间:2019-12-13 17:46:44
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