Study the following graph and answer the question that follow.
What is the respective ratio between the number of candidates who have failed from institute B and the number of candidates who have appeared from institute F?

Two years ago, the average age of Ram and Shyam was 26 years. Five years hence, the age of Ram will be 40 years and Shyam is 5 years younger than Mohan, then find the difference between the age of Ram and Mohan.

The Ajmer express can move at 45 km./hr. without its rake and the speed is diminished by a constant that varies as the square root of the number of wagons attached. If it is known that with 9 wagons, the speed is 30 km./hr., what is the greatest number of wagons with which the train can just move?

The monthly salaries of A, B and C are in the ratio 2 : 3 : 5. If C's monthly salary is ₹ 12,000 more than that of A, then B's annual salary is 

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What are the total marks obtained by ‘B’ in all the subjects together ?

The average age of 30 boys in a class is 15 years. One boy, aged 20 years, left the class, but two new boys came in his place whose age differs by 5 years. If the average age of all the boys now in the class becomes 15 years, the age of the younger newcomer is: 

With a 5 % discount on the cost of sugar, a buyer could purchase 2 kg. more sugar for ₹ 608. Original selling price of sugar is.