Directions : Read the graph and answer the following questions.

What is the difference in profit between 1983 and 1984 (in lakhs of rupees) ?

In a circle with centre O, a diameter AB is produced to a point P lying outside the circle and PT is a tangent to the circle at the point C on it. If ∠BPT = 36°, then what is the measure of ∠BCP?

Acid and water are mixed in a vessel A in the ratio of 5:2 and in vessel B in the ratio 8:5. In what proportion should quantities be taken out from the two vessels so as to form a new mixture in which the acid and water will be in the ratio of 9:4?

ABCD is a cycle quadrilateral and BC is diameter of the related circle on which A and D also lie. ∠BCA =19⁰ and ∠CAD=32⁰. What is the measure of ∠ACD?

Directions: The sub divided bar diagram given below depicts Higher secondary Students of a school for three years. Study the diagram and answer the questions

The percentage passed in 1st division in 2008 was

Directions: The sub divided bar diagram given below depicts Higher secondary Students of a school for three years. Study the diagram and answer the questions

In which year the school had the best result for Higher Secondary in respect of percentage of pass candidates? 

Directions : Study the following frequency polygon and answer the questions. Given a line graph showing the number of students passed in Higher Secondary Examination in a school over the years 2008 to 2013.

The average of passed students in the years 2008, 2009, 2012 approximately is 

If the speed of a boat in still water is 20 km/hr and the speed of the current is 5km / hr, then the time taken by the boat to travel 100km with the current is