

Directions:For questions, Read the following information and answer the questions given below.
There is a group of six students M, N, O, P, Q and R in a class. Each of the six students opt for two subjects, one compulsory and the other optional subject. P's optional subject was Geography while three others have it as a compulsory subject. Q and R have Chemistry as one of their subjects. R's compulsory subject is Physics which is an optional subject of both O and Q. Geography and English are M's subjects, as compulsory and optional respectively. Biology is an optional subject of only one of them. The only female student in the group is the one who has Geography as the optional subject and English as the compulsory one
Directions: In each question, you are given certain data followed by two statements. For answering the questions:
Explanation: It will make a right angle triangle and the hypotenuse =15 will be our answer.
Directions: In each question, you are given certain data followed by two statements. For answering the questions:
What is the first term of the arithmetic progression?
Explanation: Option(a) would give us one relation between a and d .Similarly option(b) would give us another relation between a and d .
Directions: Each question is followed by two statements. You have to decide whether the information provided the statements is sufficient for answering the question.
What is the number of triangles that can be formed?
Explanation: From statement A, number of triangles can be determined as 10C3
? Statement A alone is sufficient
From statement B as the sides are integral values and the perimeter is 14 and in a triangles the sum of the two sides is greater than the third side the sides of the triangle can be ? 4, 4, 6
? 5, 5, 4
?the number of triangles formed are 2. Statement B alone is sufficient.
Directions: Each question is followed by two statements. You have to decide whether the information provided the statements is sufficient for answering the question.
How many chairs are there in the class room?
Explanation: Statement I gives the ratio of the number of tables and chairs, but nothing can be said about the number of chairs.
Statement II gives the number of tables and hence statement II alone cannot give the number of chairs.
Combining both the Statement, the number of chairs can found as 90.