Q24: A glass was filled with 10 ounces of water, and 0.01 ounce of the water evaporated each day during a twenty-day period. What percent of the original amount of water evaporated during this period? A. 0.002% B. 0.02% C. 0.2% D. 2% E. 20% Answer,请教这题怎么做出来的?谢谢!!
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发表于 2004-12-27 23:21:00
,请教这题怎么做出来的?谢谢!!
