The following tables shows the world production of steel in 1920-1927. Study the table and answer the question.
The difference of the production of steel in the year 1923 and 1924 is x% of 1927. Then the value of x is approximately:
The number of years during which the company has its production less than the average production during 1920-1927 is approximately:
For the following questions answer them individually
A and B can do a piece of work in 15 days. B and C can do the same work in 10 days and A and C can do the same in 12 days. Time taken by A, B and C together to do the job is:
AB is the diameter of a circle with centre O. P be a point on it. If $$\angle POA = 120^\circ$$. Then, $$\angle PBO = ?$$
The mean high temperature of the first four days of a week is $$25^\circ c$$ whereas the mean of the last four days is $$25.5^\circ c$$ then the temperature of the $$4^{th}$$ day is:
The pie chart shows how the school funds is spent under different heads in a certain school. Using the pie chart answer and questions.