GMAT Quantitative Reasoning Practice Test 6

Question : 49 of 100

Marks: +1, -0

A, B, C

and

D

are four consecutive points on a straight line. What is the distance between

A

D

?
(1)

A C=6

.
(2)

B D=8

Statement (1) BY ITSELF is sufficient to answer the question, but statement (2) by itself is not.
Statement (2) BY ITSELF is sufficient to answer the question, but statement (1) by itself is not.
Statements (1) and (2) TAKEN TOGETHER are sufficient to answer the question, even though NEITHER statement BY ITSELF is sufficient
Either statement BY ITSELF is sufficient to answer the question.
Statements (1) and (2) TAKEN TOGETHER are NOT sufficient to answer the question, requiring more data pertaining to the problem.

Solution:

First, draw the line with the points marked.
We know

A C

and

B D

but it's not sufficient to know the length of

A D

.
If the question said the points are evenly spaced than the answer would be solvable.

Go to Question:

Prev Question

Next Question