???????????????????,???????????????????

????????????1-8???????????????

1?????????60????????x3?????180????????????900??????12x900=10800????

2?????????90????????x3?????270????????????1350??????12x1350=16200????

3?????????120????????x3?????360????????????1800??????12x1800=21600????

4?????????150????????x3????????450????????????2250??????12x2250=27000????

5?????????180????????x3????????540????????????2700??????2700x12=32400????

6??7??8?????5?????????32400??????

1-8????????????10800+16200+21600+27000+32400*4=205200????

?????180???????

????????????????????????250?????????????150???????????????100?????100?????????????????????????????

????????????????????????????????????κ??25???????????????????????ο??15????????

????????????250+150+100+100-25-15=560??????

????????????????????1-8???????????205200/560=366.4?? ?????366??????????!!!

???????????

??????????????????? ??????淨????

???????????????????????????淨???

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