1- A bag of Rs.23 sold for Rs.25.
2- A shopkeeper sold his vegetables at Rs.200 instead of Rs.210
3- A cyclist got Rs.5 Lakh for wining race instead of Rs. 10 Lakh
4- A machine costing Rs.20000 and sold for Rs.50000.
5- A pencil of Rs.3 was sold at Rs.5
6- An Ice-cream of Rs.5 is sold at Rs.10
7- A candle stand costing Rs.20 and sold for Rs.15.
8- A cake of Rs.100 was sold at Rs.80.25