Mr. Sunil bought a laptop for Rs 75,000. He later on sold it for Rs 60,000. Find his loss percent.
Rekha bought a saree for Rs. 1240 and sold it for Rs. 1147. Find her loss and loss percent.
A boy bought a book for ₹x and sold it for ₹26. If his loss was x percent, find the second degree equation from which we can find cost price of the book.