标题: 还有一题不清楚算法？ [打印本页] 作者: yangjuanb 时间: 2010-8-13 02:13 标题: 还有一题不清楚算法？ 17．The meeting must supply 420 cups of coffee. both the cups and pots are cylinder. A cup is with a diameter of 7 and a height of ***(不记得了) inner side，and a coffee pot is with a diameter of 18. what is the height of the pot? I. one pot could fill in 30 cups. II. the meeting need 14 pots.