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Need help with this DSproblem related to coordinate geometry

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by maruthisandeep » Mon Jun 23, 2014 6:52 am
Lines a and b have different y-intercepts. When line a is reflected around the y-axis, is its reflection parallel to line b?

(1) Line a is perpendicular to line b.

(2) The slope of line b > 0.


A) Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D) EACH statement ALONE is sufficient.

E) Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data are needed.
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Source: — Data Sufficiency |

by GMATinsight » Mon Jun 23, 2014 9:10 pm
Statement 1 is Insufficient as mentioned in picture


Image

Statement 2 is Insufficient as mentioned in picture


Image


Statements together are Insufficient as mentioned in picture


Image


THEREFORE RIGHT ANSWER OPTION - E
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