A person buys a brand new Honda bicycle for Rs. 800. He uses it for a year and…

A person buys a brand new Honda bicycle for Rs. 800. He uses it for a year and then sells it. He makes a profit of 10% in this transaction. Then, again, he buys a new cycle but finds that the price has gone up by 20%. He uses the new cycle for a year and then sells it for a profit of 30%. Find the average annual profit of the person through these transactions.