[原创]prep1-ds-202

没有在站内找到有关此题的讨论，请各位NN指点一下。

202.

Each employee of Company Z is an employee of either Division X or Division Y, but not both.  If each division has some part-time employees, is the ratio of the number of full-time employees to the number of part-time employees greater for Division X than for Company Z ?

(1) The ratio of the number of full-time employees to the number of part-time employees is less for Division Y than for Company Z.

(2) More than half of the full-time employees of Company Z are employees of Division X, and more than half of the part-time employees of Company Z are employees of Division Y.

答案：D （我当初选的是B）

请教条件（1）满足的思路，谢谢！