Price of 5 books is Rs. 72 less than the price of 7 books . Find the value of a book.

The cost of 5 books is Rs. 40. What is the cost of 7 books?

The cost of a workbook is 7 less than one-third the price of the reference book. Find the rule for finding the: a. price of the workbook if the reference book costs Rs. x. b. price of the reference book if the workbook costs Rs. y.

The cost price of 8 books is equal to the selling price of 6 books.Find the gain per cent.

The average price of 10 books is Rs 12 while the average price of 8 of these books is Rs 11.75. Of the remaining two books, if the price of one book is 60% more than the price of the other, what is the price of each of these two books? (a) Rs5, Rs7.50 (b) Rs8, Rs12 (c) Rs10, Rs16 (d) Rs12, Rs14

The rule for purchase of books is that the cost of q books is ₹23, then find the price of one book?

A bookseller procures 40 books for ₹ 3200 and sells them at a profit equal to the selling price of 8 books. What is the selling price of one dozen books, if the price of each book is same?

The price of a book is 4 rupees more than the price of a pen. The price of a pencil is 2 rupees less than the price of the pen. The total price of 5 books, 2 pens and 3 pencils is 74 rupees. What is the price of each?

If the cost price of 15 books is equal to the selling price of 20 books, the loss percent is