Study the bar-graph and answer the following questions:
The ratio of the number of workers placed in the lowest wage group to that of the workers in the highest wage group is
The total amount of money (approximately) needed to pay the monthly wages of all the workers is
In which wage group is the amount of money needed to pay the monthly wages the highest ?
The fol lowing pie-diagram shows the expenditure incurred on the preparation of a book by a publisher, under different heads. Study the pie-diagram and answer these questions.
If the expenditure on printing and binding of onebookis 110 then the cost of production of the book is (in)
Which two expenditures together will form an angle of $$108^\circ$$ at the centre of the of the pie-daigram?
The number of heads on which expenditure of printing a book is more than the average is
For the following questions answer them individually
A, B and C invest `90,000, `80,000 and ` 70,000 respectively in a business. A takes `6,000 per month as salary as Manager and B takes `5,000 per month as Assistant Manager, out of their profit. Share of C in a profit of `1,92,000 is