Directions: Each of the questions consists of a question followed by three statements. You have to study the questions and the statements and decide which of the statements(s) is/are necessary to answer the question. 

What is the speed of the train?
 I. The train crosses a signal pole in 13 sec.
 II. The train crosses a platform of length 250 m in 27 seconds.
 III. The train crosses another train running in the same direction in 32 seconds.

Directions: The following questions are accompanied by three statements (A) or (I), (B) or (II), and (C) or (III). You have to determine which statement(s) is/are sufficient/necessary to answer the questions.

What is the non-voting population of a certain country?
A. Only males above 21 years of age can vote.
B. Males above 21 years form 30% of the total population.
C. The total population of the country is 30 million.

Directions: Each of the questions below consists of a question and two statements numbered as I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read all the two statements and give answer.

I. A lives above 3rd floor. Two persons live between X and Y. X lives above A.
II. Two persons live between X and Y. X lives just above C. Y lives below X.

Each question below is followed by two statements A and B. You have to determine whether the data given in the statement is sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose the best possible answer.
Give answer (A) if the statement A alone is sufficient to answer the question, but statement B alone is not sufficient.
Give answer (B) if the statement B alone is sufficient to answer the question, but statement A alone is not sufficient.
Give answer (C) if both statements A and B together are needed to answer the question.
Give answer (D) if either the statements A alone or statement B alone is sufficient to answer the question
Give answer (E) if you cannot get the answer from the statements A and B together, but need even more data.

What is the number?
A. 20% of that number is one fifth of that number.
B. 5/6th of that number is less than that number by 15.

Instructions: In each of the questions given below, one question and below it two statements I and II are given. You have to determine whether the data given in the statements is sufficient to answer the question or not.
Answer (A) if the data given in statement, I is sufficient to answer the question whereas data given only in statement II is not sufficient to answer the question.
 Answer (B) if the data given only in statement II is sufficient to answer the question whereas data given
 only in statement I is not sufficient to answer the question.
 Answer (C) if the data given either only in statement I or only in statement II is sufficient to answer the question.
 Answer (D) if the combined data given in statement I and statement II are not sufficient to answer the
 question.
 Answer (E) if the combined data given in statement I and statement II are necessary to answer the question.

In which month of the year did the construction of the building begin?
I. The construction engineer correctly remembers that the construction began before September but after May and that particular month did not have 31 days.
II. The builder correctly remembers that the construction began after February but before October and the fact that, that particular month did not have 31 days.

Direction : Each of the questions below consists of a question and three statements numbered I, II and III given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. 

How many students are there is the class?
I. There are more than 22, but less than 36 students in the class.
II. If the students of the class are divided into groups.
III. There are more than 29, but less than 45 students in the class. 

Direction: Each of the questions consists of a question and two statements numbered I and II given below it. You have to decide whether the data provide in the statements are sufficient to answer the question. Read both the statements and Give answer.
(A) If the data in statement I alone are sufficient to answer the question, while the data in statement II alone not sufficient to answer the question;
(B) If the data in statement II alone are sufficient to answer the question, while the data in statement I all are not sufficient to answer the question;
(C) If the data either in statement I alone or in statement II alone are sufficient to answer the question;
(D) If the data even in both statements I and II together are not sufficient to answer the question;
(E) If the data in both statements I and II together are necessary to answer the question.

What percentage of Sunit's salary is Amit's salary?
I. Sumit's salary is 50% of Manish's salary.
II. Amit's salary is 40% of Manish's salary. 

Instructions: In each of the questions given below, one question and below it two statements I and II are given. You have to determine whether the data given in the statements is sufficient to answer the question or not.
Answer (A) if the data given in statement, I is sufficient to answer the question whereas data given only in statement II is not sufficient to answer the question.
 Answer (B) if the data given only in statement II is sufficient to answer the question whereas data given
 only in statement I is not sufficient to answer the question.
 Answer (C) if the data given either only in statement I or only in statement II is sufficient to answer the question.
 Answer (D) if the combined data given in statement I and statement II are not sufficient to answer the
 question.
 Answer (E) if the combined data given in statement I and statement II are necessary to answer the question.

Each of A, B, C, D and E are of different heights. Who is the third tallest among these?
I.E is only shorter than B.  
II.C is only taller than A.