Profit and Loss (Level 01)

If the selling price (SP) of a bike is less than its cost price (CP), one will earn__________.

Additional expenses made after buying an article are included in the _______ and are known as overhead expenses.

A shirt with marked price Rs 800 was sold at Rs 680. The rate of discount (in %) allowed on the shirt is ________.

Sohan bought a second hand refrigerator for ₹2,500, then spent ₹500 on its repairs and sold it for ₹ 3,300. Find his loss or gain per cent.  (NCERT Exemplar)