The following penalty diagram shows the 4 year exam results of the students of 10th standard. Study the diagram and answer the following questions.

What is the ratio of the total students who have attained second division in the year 2000 and appeared in the examination?

The given pie chart shows the percentage of students enrolled for the courses A, B, C, D and E in a university and the table shows the percentage of students that passed, out of the enrolled students.
Total Students=60,000

How many students passed in Course B?

Directions: The bar chart given below shows the percentage distribution of the production of various models of a mobile manufacturing company in 2007 and 2008. The total production in 2007 was 35 lakh mobile phones and in 2008 the production was 44 lakh. Study the chart and answer the following questions.
Percentage of six different types of mobiles manufactured by a company over two year

What was the difference in the number of B type mobiles produced in 2007 and 2008? 

In ∆ABC, ∠B is a right angle, AC = 6cm, and D is the mid-point of AC. The length of BD is:

If the product of four consecutive natural numbers increased by a natural number p, is a perfect square; then the value of p is: 

If $$ {tan3A=cot{(2A+40)}}$$ then find the value of $$ {tan^2{3A}}+{cot^{4}3A}$$.

Krishnan bought a camera and paid 20% less than its original price. He sold it at 40% profit on the price he had paid. The percentage of profit earned by Krishnan on the original price was

Find the area of the largest triangle made in a semicircle of r cm radius?