Question

a man sold a book at a loss of 20%, if he had sold the book for ₹12 more he would have gained 10%. find the cost price of the book.​

Answer 1

Answer:

Now, if the man had sold the book for Rs. 12 more then he would have made a profit of 10%, so accordingly we can form an equation as, Thus, the cost price of the book is Rs. 40.