GMAT 考满分题库

Magoosh - 数学DS - 150
If wxyz $$\neq$$ 0, does the ratio of w to x equal the ratio of y to z?

(1)$$\frac {w}{y}$$ = $$\frac {x}{z}$$

(2) wy = xz
  • AStatement 1 ALONE is sufficient to answer the question, but statement 2 alone is NOT sufficient.
  • BStatement 2 ALONE is sufficient to answer the question, but statement 1 alone is NOT sufficient.
  • CBOTH statements 1 and 2 TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient.
  • DEach statement ALONE is sufficient to answer the question.
  • EStatement 1 and 2 TOGETHER are NOT sufficient to answer the question.
显示答案
正确答案: A

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