**Learn and Practice Free Data Sufficiency Set 15 questions **

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## You can get answer of the below sample questions by going through the above Question sets.

#### If x and y are positive integers is y odd? (1) (y+2)!/x! = odd (2) (y+2)!/x! is greater than 2

Option 1: Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked.

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### If 5a=9b=15c, what is the value of a+b+c? (1) 3c-a=5c-3b (2) 6cb=10a

Option 1: Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked.

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### In a certain club, every member likes red wine or white wine or both. If the number of club members that like red wine and do not like white wine is three times the number of club members that like white wine and do not like red wine, then what is the number of club members that like both red wine and white wine? (1) The total number of club members is 60. (2) The number of club members that do not like white wine is three times that number of club members that do like white wine.

Option 1: Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked.

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### Jane can paint the wall in J hours, and Bill can paint the same wall in B hours. They begin at noon together. If J and B are both even numbers is J=B? (1) Jane and Bill finish at 4:48 p.m. (2) (J+B)^2=400

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### A set of nonnegative integers consists of {x, x + 7, 2x, y, y + 5}. The numbers of this set have four distinct values. What is its average (arithmetic mean)? (1) x ≠ 5 (2) 4y + 12 = 6(y + 2)

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### A committee of 2 people is to be formed from a group of 8 people which includes some women and rest are men. If P is the probability that both the selected people are men, is P > 0.25? (1) More than 40% of the employees are men. (2) The probability that both the selected people will be women is more than 20%.

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### If x is an integer, what is the value of x? (1) |x - |x^2|| = 2 (2) |x^2 - |x|| = 2

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### If the graph of y = x^2 + ax + b passes through the points (m, 0) and (n, 0), where m < n, what is the value of n – m ? (1) 4b = a^2 – 4 (2) b = 0

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### If p, x, and y are positive integers, y is odd, and p = x^2 + y^2, is x divisible by 4? (1) When p is divided by 8, the remainder is 5. (2) x – y = 3

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

#### Is x^2*y^4 an integer divisible by 9 ? (1) x is an integer divisible by 3 (2) xy is an integer divisible by 9

Option 2: Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.

Option 3: BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question ask

Option 4: EACH statement ALONE is sufficient to answer the question asked.

Option 5: Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.

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The student will learned the priciples and methedology of Data Sufficiency Set 15.

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The question contains the simple to complex level difficulties so that student can improve the knowledge.