A shopkeeper buys a tin for $Rs.50$ and sells it for $Rs.46$. Find his loss or gain percentage?

Q. A grocer buys eggs at 10 for RS 8 and sells at 8 for Rs. 10. Find his gain or loss percent.

Q. A shopkeeper sells one transistor for $Rs.840$ at a gain of $20$% and another for $Rs.960$ at a loss of $4$%. His total gain or loss percent is

Q. A fruit vendor buys 10 bananas for Rs. 14 and sells them at 12 for Rs. 15. Find his percentage gain or loss.

Q. A student buys 3 pencils for Rs.4 and sells all at for Rs.5. His gain or loss % is

Q. Arun buys an old machine for Rs. 2640 and spends Rs. 295 on its repairs. Find his gain or loss if he sells the machine for Rs. 3228. Also, express the gain or loss made as percent.