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Directions to Solve

The following pie-chart shows the percentage distribution of the expenditure incurred in publishing a book. Study the pie-chart and the answer the questions based on it.

Various Expenditures (in percentage) Incurred in Publishing a Book

6. 

If the difference between the two expenditures are represented by 18º in the pie-chart, then these expenditures possibly are
A. Binding Cost and Promotion Cost
B. Paper Cost and Royalty
C. Binding Cost and Printing Cost
D. Paper Cost and Printing Cost
7. 

For an edition of 12,500 copies, the amount of Royalty paid by the publisher is Rs. 2,81,250. What should be the selling price of the book if the publisher desires a profit of 5%?
A. Rs. 152.50
B.

Rs. 157.50
C.

Rs. 162.50
D.

Rs. 167.50
8. 

If for an edition of the book, the cost of paper is Rs. 56250, then find the promotion cost for this edition.
A. Rs. 20,000
B. Rs. 22,500
C. Rs. 25,500
D. Rs. 28,125
9. 

Which two expenditures together have central angle of 108º?
A. Biding Cost and Transportation Cost
B. Printing Cost and Paper Cost
C. Royalty and Promotion Cost
D. Binding Cost and Paper Cost