CAT DILR Questions | CAT Data Sufficiency questions

Comprehension

Directions for Questions: These questions are based on the information given below.

Each item is followed by two statements, A and B. Answer each questions using the following instructions.

Choose (a), if the question can be answered by one of the statements alone but not by the other.

Choose (b), if the question can be answered by using either statement alone.

Choose (c), if the question can be answered by using both the statements together, but cannot be answered by using either statement alone.

Choose (d), if the question cannot be answered by either of the statements.

CAT/2002

Question . 36

Is 500 the average (arithmetic mean) score on the GMAT?

A : Half of the people who take the GMAT, score above 500 and half of the people score below 500.

B : The highest GMAT score is 800 and the lowest score is 200

View Answer

Explanatory Answer

Method of solving this CAT DILR Question from Data Sufficiency question

(d) 500 is the arithmetic mean it does not show how many people above 500 and how many are below. If 500 would have been median then it would be true. The second statement do not provide any useful information. Therefore answer can be not given by either of the statement.