THE CORRECT ANSWER IS (C). STATEMENT (1) ALONE DOES NOT SUFFICE TO...
13. The correct answer is (C). Statement (1) alone does not suffice to answer the
question; x and y could each be either positive or negative. Nor does statement (2) alone
suffice, since no information about the value of y is provided. Statements (1) and (2)
together establish that
21
,
y
,
1, and hence that x
.
y.