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 rate of interest per annum?
A. The amount becomes Rs 9331.20 in 2 years at compound interest.
B. The difference between CI and SI at the same rate of interest in 2 yrs is Rs 51.20.
C. The amount invested in Rs 8000.

Direction: In the question figures below, a piece of paper is folded and cut as shown below. Find out from the answer figures how it will appear when opened.
Question figure

Direction: In the question figures below, a piece of paper is folded and cut as shown below. Find out from the answer figures how it will appear when opened.
Question figure

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 inradius of a right-angled triangle?
A. The area of the triangle is known.
B. Any two sides of the triangle are known.
C. The perimeter of the triangle is known.

The largest and the smallest angles of a triangle are in the ratio of 3:1 respectively. The second largest angle of the triangle is equal to 56°. What is the value of largest angle of the triangle?

In an examination P scored 25 marks less than Q. Q scored 45 more marks than R. T scored 75 marks which is 10 more than R. U's score is 80 less than maximum marks of the test. What approximate percentage of marks did U score in the examination if he gets 55 marks more than R?

One fill pipe A takes 3 minutes more to fill the cistern than two fill pipes A and B opened together to fill it. Second fill pipe B takes $$ {21{1\over 3}}$$ minutes more to fill cistern than two fill pipes A and B opened together to fill it. When will the cistern be full if both pipes are opened simultaneously?

Name the founder of Vikramashila Shiksha Kendra?