DRDO Multi tasking staff Model paper 10

Let cost price of one item be Rs. x
Total cost price = cost price of five item = 5 × x = 5x
Total selling price = cost price of two item = 2 × x = 2x
∴ Loss % = {(SP – CP)/CP} × 100 = {(5x – 2x)/5x} × 100 = (3/5) × 100 = 60%