gwd-8-1 算不出：（

michellemove

Q1:

If M is the least common multiple of 90, 196, and 300, which of the following is NOT a factor of M?

A.     600

B.     700

C.     900

D.     2,100

E.      4,900

Answer: A

michellemove

果然牛！！呵呵。。

多谢