一道GMAT In a certain game,a large container is filled with red,yellow,green,and blue beads worth,respectively,7,5,3,and 2 points each .A number of beads are then removed from the container.If the product of the point values of the removed beads is

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一道GMAT In a certain game,a large container is filled with red,yellow,green,and blue beads worth,respectively,7,5,3,and 2 points each .A number of beads are then removed from the container.If the product of the point values of the removed beads is

一道GMAT In a certain game,a large container is filled with red,yellow,green,and blue beads worth,respectively,7,5,3,and 2 points each .A number of beads are then removed from the container.If the product of the point values of the removed beads is
一道GMAT
In a certain game,a large container is filled with red,yellow,green,and blue beads worth,respectively,7,5,3,and 2 points each .A number of beads are then removed from the container.If the product of the point values of the removed beads is 147,000,how many red beads were removed?
(A)5
(B)4
(C)3
(D)2
(E)0

一道GMAT In a certain game,a large container is filled with red,yellow,green,and blue beads worth,respectively,7,5,3,and 2 points each .A number of beads are then removed from the container.If the product of the point values of the removed beads is
题目意思是说,红黄绿蓝球各7、5、3、2分(注意互质啊),拿出一些球,这些球分数乘积是147000
所以,147000分解质因数147000=7^2*5^3*...分解出两个7就可以了.
选D

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