GMAT Data Sufficiency Practice Test

What is the value of x? (1) x2=36 (2) x>0

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.

Correct! Wrong!

Is the integer n a multiple of 12? (1) n is a multiple of 3. (2) n is a multiple of 4.

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.

Correct! Wrong!

What is the area of a rectangle? (1) The perimeter of the rectangle is 24 cm. (2) The length of the rectangle is twice its width.

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.

Correct! Wrong!

If x and y are positive integers, is x+y even? (1) x-y is even. (2) x is odd.

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.

Correct! Wrong!

A car traveled a certain distance. What was the average speed of the car? (1) The car traveled for 4 hours. (2) The total distance traveled was 200 miles.

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.

Correct! Wrong!

What is the value of x-y? (1) x+y=10 (2) x=8

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.

Correct! Wrong!

A student's average score on 5 tests was 80. What was the score on the fifth test? (1) The average score on the first four tests was 78. (2) The highest score on any of the five tests was 95.

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.

Correct! Wrong!

What is the value of 2x? (1) 4x=16 (2) x=2

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.

Correct! Wrong!

A company's revenue increased from Year 1 to Year 2. What was the percentage increase? (1) The revenue in Year 1 was $50,000. (2) The revenue in Year 2 was $60,000.

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.

Correct! Wrong!

Is x an integer? (1) x/2 is a prime number. (2) x is a multiple of 10.

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.

Correct! Wrong!

Is y>0? (1) y³>0 (2) y²>0

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.

Correct! Wrong!

What is the perimeter of a right-angled triangle? (1) The lengths of two of its sides are 3 and 4. (2) The area of the triangle is 6.

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.

Correct! Wrong!

What is the value of x? (1) x²-9=0 (2) x<0

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.

Correct! Wrong!

Is the number of red balls in a box greater than the number of blue balls? (1) The ratio of red balls to green balls is 3:2. (2) The total number of balls in the box is 20.

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.

Correct! Wrong!

What is the average height of a group of 10 people? (1) The sum of the heights of all 10 people is 680 inches. (2) The shortest person in the group is 60 inches tall.

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.

Correct! Wrong!

A worker's hourly wage was increased. What was the percentage increase? (1) The hourly wage was increased by $2. (2) The new hourly wage is $22.

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.

Correct! Wrong!

What is the value of x+y? (1) x+y=50 (2) x-y=10

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.

Correct! Wrong!

Is the integer n divisible by 4? (1) n is divisible by 2. (2) 2n is divisible by 8.

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.

Correct! Wrong!

What is the area of a circle? (1) The circumference of the circle is 10π. (2) The radius of the circle is 5.

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.

Correct! Wrong!

Is x a negative number? (1) x³ is a negative number. (2) x² is a positive number.

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.

Correct! Wrong!

What is the value of x? (1) x is a multiple of 10. (2) x is a multiple of 15.

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.

Correct! Wrong!

A class has 30 students. What is the number of girls in the class? (1) The number of boys is twice the number of girls. (2) The ratio of boys to girls is 2:1.

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.

Correct! Wrong!

A rectangular box has a volume of 120 cubic feet. What is the length of the box? (1) The width of the box is 4 feet. (2) The height of the box is 5 feet.

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.

Correct! Wrong!

Is x²>y? (1) x>4 (2) y=10

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.

Correct! Wrong!

A store sells apples for $1 each and oranges for $2 each. What is the total cost of the fruit a customer bought? (1) The customer bought 10 pieces of fruit in total. (2) The customer bought 4 oranges.

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.

Correct! Wrong!

Is the integer p a prime number? (1) p is a factor of 12. (2) p>3

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.

Correct! Wrong!

What is the value of x? (1) 3x=15 (2) x+5=10

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.

Correct! Wrong!

What is the average age of a group of 10 employees? (1) The youngest employee is 25 years old and the oldest is 45 years old. (2) The total age of all 10 employees is 350 years.

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.

Correct! Wrong!

The value of a stock increased by 10% in the first quarter and decreased by 10% in the second quarter. What was the final value of the stock? (1) The initial value of the stock was $50. (2) The value of the stock after the first quarter was $55.

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.

Correct! Wrong!

Is x an integer? (1) 2x is an integer. (2) x/2 is an integer.

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.

Correct! Wrong!

GMAT Data Sufficiency Practice Test

What is the value of x? (1) x2=36 (2) x>0

Is the integer n a multiple of 12? (1) n is a multiple of 3. (2) n is a multiple of 4.

What is the area of a rectangle? (1) The perimeter of the rectangle is 24 cm. (2) The length of the rectangle is twice its width.

If x and y are positive integers, is x+y even? (1) x-y is even. (2) x is odd.

A car traveled a certain distance. What was the average speed of the car? (1) The car traveled for 4 hours. (2) The total distance traveled was 200 miles.

What is the value of x-y? (1) x+y=10 (2) x=8

A student's average score on 5 tests was 80. What was the score on the fifth test? (1) The average score on the first four tests was 78. (2) The highest score on any of the five tests was 95.

What is the value of 2x? (1) 4x=16 (2) x=2

A company's revenue increased from Year 1 to Year 2. What was the percentage increase? (1) The revenue in Year 1 was $50,000. (2) The revenue in Year 2 was $60,000.

Is x an integer? (1) x/2 is a prime number. (2) x is a multiple of 10.

Is y>0? (1) y³>0 (2) y²>0

What is the perimeter of a right-angled triangle? (1) The lengths of two of its sides are 3 and 4. (2) The area of the triangle is 6.

What is the value of x? (1) x²-9=0 (2) x<0

Is the number of red balls in a box greater than the number of blue balls? (1) The ratio of red balls to green balls is 3:2. (2) The total number of balls in the box is 20.

What is the average height of a group of 10 people? (1) The sum of the heights of all 10 people is 680 inches. (2) The shortest person in the group is 60 inches tall.

A worker's hourly wage was increased. What was the percentage increase? (1) The hourly wage was increased by $2. (2) The new hourly wage is $22.

What is the value of x+y? (1) x+y=50 (2) x-y=10

Is the integer n divisible by 4? (1) n is divisible by 2. (2) 2n is divisible by 8.

What is the area of a circle? (1) The circumference of the circle is 10π. (2) The radius of the circle is 5.

Is x a negative number? (1) x³ is a negative number. (2) x² is a positive number.

What is the value of x? (1) x is a multiple of 10. (2) x is a multiple of 15.

A class has 30 students. What is the number of girls in the class? (1) The number of boys is twice the number of girls. (2) The ratio of boys to girls is 2:1.

A rectangular box has a volume of 120 cubic feet. What is the length of the box? (1) The width of the box is 4 feet. (2) The height of the box is 5 feet.

Is x²>y? (1) x>4 (2) y=10

A store sells apples for $1 each and oranges for $2 each. What is the total cost of the fruit a customer bought? (1) The customer bought 10 pieces of fruit in total. (2) The customer bought 4 oranges.

Is the integer p a prime number? (1) p is a factor of 12. (2) p>3

What is the value of x? (1) 3x=15 (2) x+5=10

What is the average age of a group of 10 employees? (1) The youngest employee is 25 years old and the oldest is 45 years old. (2) The total age of all 10 employees is 350 years.

The value of a stock increased by 10% in the first quarter and decreased by 10% in the second quarter. What was the final value of the stock? (1) The initial value of the stock was $50. (2) The value of the stock after the first quarter was $55.

Is x an integer? (1) 2x is an integer. (2) x/2 is an integer.

About the author

Ambreena

What is the value of x? (1) x2=36 (2) x>0

Is the integer n a multiple of 12? (1) n is a multiple of 3. (2) n is a multiple of 4.

What is the area of a rectangle? (1) The perimeter of the rectangle is 24 cm. (2) The length of the rectangle is twice its width.

If x and y are positive integers, is x+y even? (1) x-y is even. (2) x is odd.

A car traveled a certain distance. What was the average speed of the car? (1) The car traveled for 4 hours. (2) The total distance traveled was 200 miles.

What is the value of x-y? (1) x+y=10 (2) x=8

A student's average score on 5 tests was 80. What was the score on the fifth test? (1) The average score on the first four tests was 78. (2) The highest score on any of the five tests was 95.

What is the value of 2x? (1) 4x=16 (2) x=2

A company's revenue increased from Year 1 to Year 2. What was the percentage increase? (1) The revenue in Year 1 was $50,000. (2) The revenue in Year 2 was $60,000.

Is x an integer? (1) x/2 is a prime number. (2) x is a multiple of 10.

Is y>0? (1) y³>0 (2) y²>0

What is the perimeter of a right-angled triangle? (1) The lengths of two of its sides are 3 and 4. (2) The area of the triangle is 6.

What is the value of x? (1) x²-9=0 (2) x<0

Is the number of red balls in a box greater than the number of blue balls? (1) The ratio of red balls to green balls is 3:2. (2) The total number of balls in the box is 20.

What is the average height of a group of 10 people? (1) The sum of the heights of all 10 people is 680 inches. (2) The shortest person in the group is 60 inches tall.

A worker's hourly wage was increased. What was the percentage increase? (1) The hourly wage was increased by $2. (2) The new hourly wage is $22.

What is the value of x+y? (1) x+y=50 (2) x-y=10

Is the integer n divisible by 4? (1) n is divisible by 2. (2) 2n is divisible by 8.

What is the area of a circle? (1) The circumference of the circle is 10π. (2) The radius of the circle is 5.

Is x a negative number? (1) x³ is a negative number. (2) x² is a positive number.

What is the value of x? (1) x is a multiple of 10. (2) x is a multiple of 15.

A class has 30 students. What is the number of girls in the class? (1) The number of boys is twice the number of girls. (2) The ratio of boys to girls is 2:1.

A rectangular box has a volume of 120 cubic feet. What is the length of the box? (1) The width of the box is 4 feet. (2) The height of the box is 5 feet.

Is x²>y? (1) x>4 (2) y=10

A store sells apples for $1 each and oranges for $2 each. What is the total cost of the fruit a customer bought? (1) The customer bought 10 pieces of fruit in total. (2) The customer bought 4 oranges.

Is the integer p a prime number? (1) p is a factor of 12. (2) p>3

What is the value of x? (1) 3x=15 (2) x+5=10

What is the average age of a group of 10 employees? (1) The youngest employee is 25 years old and the oldest is 45 years old. (2) The total age of all 10 employees is 350 years.

The value of a stock increased by 10% in the first quarter and decreased by 10% in the second quarter. What was the final value of the stock? (1) The initial value of the stock was $50. (2) The value of the stock after the first quarter was $55.

Is x an integer? (1) 2x is an integer. (2) x/2 is an integer.

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Ambreena