1.

Let a,b,c,d, and e be integer such that a=6b =12c,and 2b =9d =12c . then which of the following pairs contains a number that is not an integer?

A. (a/27,b/e)
B. (a/36,b/e)
C. (a/12,bd/18)
D. (a/6,c/d)
Answer» E.


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