GMAT Data Insights: Data Sufficiency 3

Question 1

What is the value of x? (1) 2x + 3 = 11 (2) x is positive

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 2

Is quadrilateral ABCD a square? (1) ABCD is a rectangle (2) All sides of ABCD are equal

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 3

What is the average of a set of 5 numbers? (1) Their sum is 60 (2) The largest number is 20

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 4

Is xy > 0? (1) x > 0 (2) y > 0

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

How many students are in the class? (1) 60% of them are girls (2) There are 12 boys

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 6

Is n an integer? (1) n^2 is an integer (2) 2n is an integer

Accepted Answer

Each alone is sufficient

Answer

Statement (1) alone is sufficient

Answer

Statement (2) alone is sufficient

Answer

Both together but neither alone

Question 7

What is the price of one apple? (1) 3 apples cost $1.50 (2) Apples are sold at a fixed unit price

Accepted Answer

Statement (1) alone is sufficient

Answer

Statement (2) alone is sufficient

Answer

Both together but neither alone

Answer

Each alone is sufficient