The following pie-diagram shows the expenditure incurred in the preparation of a book by a publisher, under various heads.
If the amount spent for binding is 300 rupees. The total cost to publish a book is ___ rupees.
The correct option is B. 1000
On observing the pie chart, we see that binding charges is 30% of the total cost.
Therefore,30% of x=300
x=300×10030=1000 rupees