GMAT Quantitative Reasoning Practice Test 8

Question : 68 of 76

Marks: +1, -0

What is the sum of the fractions

\;{1}/{b}

and

\;{3}/{d}

, where

b

and

d

are integers?
(1) The greatest common divisor of

b

and

d

is 6 .
(2) The least common multiple of

b

and

d

is 12 .

Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.

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