GMAT Data Insights: Data Sufficiency 2

Question 1

In a Data Sufficiency problem, what does answer choice C indicate?

Accepted Answer

Both statements together are sufficient, but neither alone is sufficient

Answer

Statement (1) alone is sufficient

Answer

Statement (2) alone is sufficient

Answer

Each statement alone is sufficient

Question 2

Is x > 0? (1) x^2 = 9 (2) x^3 = 27

Accepted Answer

Statement (2) alone is sufficient

Answer

Statement (1) alone is sufficient

Answer

Both together but neither alone

Answer

Each alone is sufficient

Question 3

What is the value of integer n? (1) n is a prime number less than 5 (2) n is even

Accepted Answer

Both together but neither alone

Answer

Statement (1) alone is sufficient

Answer

Statement (2) alone is sufficient

Answer

Each alone is sufficient

Question 4

Is the integer k divisible by 6? (1) k is divisible by 3 (2) k is divisible by 4

Accepted Answer

Both together but neither alone

Answer

Statement (1) alone is sufficient

Answer

Statement (2) alone is sufficient

Answer

Each alone is sufficient

Question 5

A common error in Data Sufficiency is to do what?

Accepted Answer

Solve for the exact value when only sufficiency is needed

Answer

Read both statements

Answer

Consider negative numbers

Answer

Check whether each statement is alone sufficient

Question 6

Is x = 5? (1) x is a solution to x^2 - 10x + 25 = 0 (2) x > 0

Accepted Answer

Statement (1) alone is sufficient

Answer

Statement (2) alone is sufficient

Answer

Both together but neither alone

Answer

Each alone is sufficient

Question 7

When testing a 'yes/no' Data Sufficiency question, a statement is sufficient if it yields what?

Accepted Answer

A definite yes or a definite no every time

Answer

Sometimes yes and sometimes no

Answer

Only a yes answer

Answer

An exact numeric value