题目

（11·漳州）（满分10分）2008年漳州市出口贸易总值为22.52亿美元，至2010年出口贸易总值达到50.67亿美元，反映了两年来漳州市出口贸易的高速增长．（1）求这两年漳州市出口贸易的年平均增长率；（2）按这样的速度增长，请你预测2011年漳州市的出口贸易总值．（温馨提示：2252＝4×563，5067＝9×563） 答案：解：（1）设年平均增长率为x，依题意得                         ………………1分22.52 (1＋x)2＝50.67                                  ………………3分1＋x＝±1.5∴x1＝0.5＝50%，x1＝－2.5（舍去）                    ………………5分答：这两年漳州市出口贸易的年平FLIGHT INFORMATIONDateFromToDepartureArrivalFight No.PriceJuly. 11BeijingHong Kong08:0511:35CA101￥2400July. 11BeijingLos Angeles15:4006:51CA985￥7280July. 11BeijingLondon14:1000:45CA937￥3950July. 11BeijingNew York 21:0019:00CA983￥8750July. 11BeijingParis13:3500:40CA933￥4840July. 11BeijingWashington14:0009:00CA987￥4200小题1:If you want to have a trip to Paris by plane, what time will you arrive there?A．11:35.B．19:00.C．00:40 .D．00:45.小题2:Which flight will you take to New York?A．CA987.B．CA983.C．CA937.D．CA985.小题3:What’s the price for the ticket from Beijing to Los Angeles?A．￥7280.B．￥3950.C．￥8750.D．￥4200.小题4:How long will it take you to reach London from Beijing?A．nine hours and twenty-five minutes.B．twelve hours and forty minutes.C．eleven hours and thirty-five minutes.D．ten hours and thirty-five minutes.