Bar Charts Questions

The following bar graph shows the percentage of chairs produced by two companies Neel Kamal and Raj Kamal during five different years. Bar graph also shows the total no. of chairs produced in different years associated with it. Study the graph carefully to answer the following questions.

Question 1)  Find the average no. of chairs produced by Raj Kamal in the years 2004, 2006 and 2007 together.

Question 2)  What is the ratio of no. of chairs produced by Neel Kamal in the years 2007 and 2008 together to that by Raj Kamal in the same years together?

Question 3)  If 12% chairs out of total chairs produced in the year 2008 were defective and in them ratio of defective chairs by Raj Kamal and Neel Kamal is 2 : 3 then find the no. of defective chairs produced by Neel Kamal in the year 2008.

If the total number of bikes sold in 2009 was 50000, then by what number was the sales of white bikes less than that of yellow and red bikes put together?

The given graph shows the registration of bikes and total vehicles (in thousands) for 6 months in 2017 in City X.

Note : In the chart, the first number represents bikes (grey) and the second number represents total vehicles (black).

Based on the given data, in March 2017, the number of vehicles other than bikes registered is

The bar graph shows the population density of 6 countries. Study the diagram & answer the question below.

What is the ratio of the population densities of country C to country D?