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标题: 请教费费逻辑与数学(绿皮)499 [打印本页]

作者: chenjinchent 时间: 2006-6-19 06:59 标题: 请教费费逻辑与数学(绿皮)499

499.In a certain game ,a large container is filled with red,yellow ,green ,and blue beads worth,respectively,7,5,3,2points each.A number of beads are then removed from the container.If the product of the pointvalues of the removed beads is 147,000,How many ren beads were removed?

谢谢赐教

作者: bobiouou 时间: 2006-6-20 06:40

147000=7*7*3*(5^3)*(2^3)

红色对应7，所以是2个

作者: chenjinchent 时间: 2006-6-21 13:59

thanks !!!!!!!!!!

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