GMAT Quantitative Section Data Sufficiency Questions & Ans2

GMAT Sample Data Sufficiency Questions The correct answer to a question is if statement (A) ALONE is sufficient to answer the question but statement (B) alone is not sufficient; if statement (B) ALONE is sufficient to answer the question but statement (1) alone is not sufficient; if the two statements TAKEN TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient; if EACH statement ALONE is sufficient to answer the question; if the two statements TAKEN TOGETHER are still NOT sufficient to answer the question. Consider a rectangle. The length of its shorter side is 8, and the length of its diagonal is 16. Quantity A: 30o Quantity B: measure of angle formed by diagonal and shorter side Relationship Indeterminate Quantity A equals Quantity B Quantity A is greater Quantity B is greater Ans : D Quantity A: (y + 5)2 Quantity B: (y - 5)2 Quantity B is greater Relationship Indeterminate Quantity A equals Quantity B Quantity A is greater Ans : B Quantity A: (1/25)1/2 + (1/144)1/2 Quantity B: [(1/25) + (1/144)]1/2 Relationship Indeterminate Quantity A is greater Quantity B is greater Quantity A equals Quantity B Ans : A y2 + z2 = 34 and yz = 15 Quantity A: y2 + 2yz + z2 Quantity B: (y + z)2 Quantity A is greater Relationship Indeterminate Quantity A equals Quantity B Quantity B is greater Ans : C 100 < y < 200 and 100 < z < 210 Quantity A: y Quantity B: z Quantity A is greater Quantity A equals Quantity B Quantity B is greater Relationship Indeterminate Ans : D Quantity A: (y + 5)2 Quantity B: (y - 5)2 Quantity A equals Quantity B Quantity A is greater Relationship Indeterminate Quantity B is greater Ans : C Consider a rectangle. The length of its shorter side is 8, and the length of its diagonal is 16. Quantity A: 30o Quantity B: measure of angle formed by diagonal and shorter side Quantity A is greater Quantity A equals Quantity B Quantity B is greater Relationship Indeterminate Ans : C The sum of three consecutive even numbers is 18. Quantity A: Their average Quantity B: 6 Relationship Indeterminate Quantity A is greater Quantity A equals Quantity B Quantity B is greater Ans : C x - y > 10 Quantity A: y - x Quantity B: 12 Quantity B is greater Quantity A is greater Quantity A equals Quantity B Relationship Indeterminate Ans : A x = 0, y > 0 Quantity A: xy Quantity B: yx Quantity A equals Quantity B Quantity A is greater Quantity B is greater Relationship Indeterminate Ans : C Diagram is illustrative and is not drawn to scale. Quantity A: Measure of angle 3 - Measure of angle 2 Quantity B: Measure of angle 5 - Measure of angle 6 Relationship Indeterminate Quantity A equals Quantity B Quantity B is greater Quantity A is greater Ans : B Quantity A: 29 Quantity B: 92 Quantity B is greater Quantity A is greater Relationship Indeterminate Quantity A equals Quantity B Ans : B 0 < -x < 10 11 < -y < 20 Quantity A: x Quantity B: y Relationship Indeterminate Quantity A equals Quantity B Quantity B is greater Quantity A is greater Ans : D Diagram is illustrative and is not drawn to scale. Given angles 1 and 2 are equal, length of side AB = x, length of side BC = y, length of side AC = z. Quantity A: x + y Quantity B: y + z Quantity A is greater Quantity A equals Quantity B Quantity B is greater Relationship Indeterminate Ans : B Diagram is illustrative and is not drawn to scale. In triangle ABC, AB = AC and measure of angle 1 = 100o. Quantity A: Measure of angle 2 + Measure of angle 3 Quantity B: 90o Quantity B is greater Relationship Indeterminate Quantity A is greater Quantity A equals Quantity B Ans : A x and y are both positive and x/y > 5 Quantity A: 0.2x Quantity B: y Quantity A is greater Quantity B is greater Relationship Indeterminate Quantity A equals Quantity B Ans : A Diagram is illustrative and is not drawn to scale. Given AB = AC and angle BAC = 60o Quantity A: Length of side AB Quantity B: Length of side BC Quantity A equals Quantity B Quantity B is greater Relationship Indeterminate Quantity A is greater Ans : A y2 = 36 Quantity A: y Quantity B: 6 Relationship Indeterminate Quantity A is greater Quantity B is greater Quantity A equals Quantity B Ans : A Diagram is illustrative and is not drawn to scale. Quantity A: Measure of angle 1 + Measure of angle 2 + Measure of angle 4 Quantity B: 180o Relationship Indeterminate Quantity A is greater Quantity B is greater Quantity A equals Quantity B Ans : D Diagram is illustrative and is not drawn to scale. In triangle ABC, angle A = 60o and AB = AC. Quantity A: Measure of angle 1 + Measure of angle 2 Quantity B: 120o Relationship Indeterminate Quantity A is greater Quantity A equals Quantity B Quantity B is greater Ans : C